20122969428

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{8161}}^1$

素因数の和:8287

約数の個数: 144

約数和(自身を含む): 56128441600

約数和(自身を除く): 36005472172

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 79, 102, 108, 153, 158, 204, 237, 289, 306, 316, 459, 474, 578, 612, 711, 867, 918, 948, 1156, 1343, 1422, 1734, 1836, 2133, 2601, 2686, 2844, 3468, 4029, 4266, 5202, 5372, 7803, 8058, 8161, 8532, 10404, 12087, 15606, 16116, 16322, 22831, 24174, 24483, 31212, 32644, 36261, 45662, 48348, 48966, 68493, 72522, 73449, 91324, 97932, 136986, 138737, 145044, 146898, 205479, 220347, 273972, 277474, 293796, 410958, 416211, 440694, 554948, 616437, 644719, 821916, 832422, 881388, 1232874, 1248633, 1289438, 1664844, 1934157, 2358529, 2465748, 2497266, 2578876, 3745899, 3868314, 4717058, 4994532, 5802471, 7075587, 7491798, 7736628, 9434116, 10960223, 11604942, 14151174, 14983596, 17407413, 21226761, 21920446, 23209884, 28302348, 32880669, 34814826, 42453522, 43840892, 63680283, 65761338, 69629652, 84907044, 98642007, 127360566, 131522676, 186323791, 197284014, 254721132, 295926021, 372647582, 394568028, 558971373, 591852042, 745295164, 1117942746, 1183704084, 1676914119, 2235885492, 3353828238, 5030742357, 6707656476, 10061484714, 20122969428]

約数ペア:

[(1, 20122969428), (2, 10061484714), (3, 6707656476), (4, 5030742357), (6, 3353828238), (9, 2235885492), (12, 1676914119), (17, 1183704084), (18, 1117942746), (27, 745295164), (34, 591852042), (36, 558971373), (51, 394568028), (54, 372647582), (68, 295926021), (79, 254721132), (102, 197284014), (108, 186323791), (153, 131522676), (158, 127360566), (204, 98642007), (237, 84907044), (289, 69629652), (306, 65761338), (316, 63680283), (459, 43840892), (474, 42453522), (578, 34814826), (612, 32880669), (711, 28302348), (867, 23209884), (918, 21920446), (948, 21226761), (1156, 17407413), (1343, 14983596), (1422, 14151174), (1734, 11604942), (1836, 10960223), (2133, 9434116), (2601, 7736628), (2686, 7491798), (2844, 7075587), (3468, 5802471), (4029, 4994532), (4266, 4717058), (5202, 3868314), (5372, 3745899), (7803, 2578876), (8058, 2497266), (8161, 2465748), (8532, 2358529), (10404, 1934157), (12087, 1664844), (15606, 1289438), (16116, 1248633), (16322, 1232874), (22831, 881388), (24174, 832422), (24483, 821916), (31212, 644719), (32644, 616437), (36261, 554948), (45662, 440694), (48348, 416211), (48966, 410958), (68493, 293796), (72522, 277474), (73449, 273972), (91324, 220347), (97932, 205479), (136986, 146898), (138737, 145044)]