20819592

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 62236350

約数和(自身を除く): 41416758

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 89, 108, 114, 152, 162, 171, 178, 216, 228, 267, 324, 342, 356, 361, 456, 513, 534, 648, 684, 712, 722, 801, 1026, 1068, 1083, 1368, 1444, 1539, 1602, 1691, 2052, 2136, 2166, 2403, 2888, 3078, 3204, 3249, 3382, 4104, 4332, 4806, 5073, 6156, 6408, 6498, 6764, 7209, 8664, 9612, 9747, 10146, 12312, 12996, 13528, 14418, 15219, 19224, 19494, 20292, 25992, 28836, 29241, 30438, 32129, 38988, 40584, 45657, 57672, 58482, 60876, 64258, 77976, 91314, 96387, 116964, 121752, 128516, 136971, 182628, 192774, 233928, 257032, 273942, 289161, 365256, 385548, 547884, 578322, 771096, 867483, 1095768, 1156644, 1734966, 2313288, 2602449, 3469932, 5204898, 6939864, 10409796, 20819592]

約数ペア:

[(1, 20819592), (2, 10409796), (3, 6939864), (4, 5204898), (6, 3469932), (8, 2602449), (9, 2313288), (12, 1734966), (18, 1156644), (19, 1095768), (24, 867483), (27, 771096), (36, 578322), (38, 547884), (54, 385548), (57, 365256), (72, 289161), (76, 273942), (81, 257032), (89, 233928), (108, 192774), (114, 182628), (152, 136971), (162, 128516), (171, 121752), (178, 116964), (216, 96387), (228, 91314), (267, 77976), (324, 64258), (342, 60876), (356, 58482), (361, 57672), (456, 45657), (513, 40584), (534, 38988), (648, 32129), (684, 30438), (712, 29241), (722, 28836), (801, 25992), (1026, 20292), (1068, 19494), (1083, 19224), (1368, 15219), (1444, 14418), (1539, 13528), (1602, 12996), (1691, 12312), (2052, 10146), (2136, 9747), (2166, 9612), (2403, 8664), (2888, 7209), (3078, 6764), (3204, 6498), (3249, 6408), (3382, 6156), (4104, 5073), (4332, 4806)]