20163883784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1867}}^1$

素因数の和:2059

約数の個数: 128

約数和(自身を含む): 44157726720

約数和(自身を除く): 23993842936

約数列:

[1, 2, 4, 8, 11, 22, 31, 37, 44, 62, 74, 88, 107, 124, 148, 214, 248, 296, 341, 407, 428, 682, 814, 856, 1147, 1177, 1364, 1628, 1867, 2294, 2354, 2728, 3256, 3317, 3734, 3959, 4588, 4708, 6634, 7468, 7918, 9176, 9416, 12617, 13268, 14936, 15836, 20537, 25234, 26536, 31672, 36487, 41074, 43549, 50468, 57877, 69079, 72974, 82148, 87098, 100936, 115754, 122729, 138158, 145948, 164296, 174196, 199769, 231508, 245458, 276316, 291896, 348392, 399538, 463016, 490916, 552632, 636647, 759869, 799076, 981832, 1273294, 1350019, 1519738, 1598152, 2141449, 2197459, 2546588, 2700038, 3039476, 4282898, 4394918, 5093176, 5400076, 6078952, 6192839, 7391453, 8565796, 8789836, 10800152, 12385678, 14782906, 17131592, 17579672, 23555939, 24771356, 29565812, 47111878, 49542712, 59131624, 68121229, 81305983, 94223756, 136242458, 162611966, 188447512, 229135043, 272484916, 325223932, 458270086, 544969832, 650447864, 916540172, 1833080344, 2520485473, 5040970946, 10081941892, 20163883784]

約数ペア:

[(1, 20163883784), (2, 10081941892), (4, 5040970946), (8, 2520485473), (11, 1833080344), (22, 916540172), (31, 650447864), (37, 544969832), (44, 458270086), (62, 325223932), (74, 272484916), (88, 229135043), (107, 188447512), (124, 162611966), (148, 136242458), (214, 94223756), (248, 81305983), (296, 68121229), (341, 59131624), (407, 49542712), (428, 47111878), (682, 29565812), (814, 24771356), (856, 23555939), (1147, 17579672), (1177, 17131592), (1364, 14782906), (1628, 12385678), (1867, 10800152), (2294, 8789836), (2354, 8565796), (2728, 7391453), (3256, 6192839), (3317, 6078952), (3734, 5400076), (3959, 5093176), (4588, 4394918), (4708, 4282898), (6634, 3039476), (7468, 2700038), (7918, 2546588), (9176, 2197459), (9416, 2141449), (12617, 1598152), (13268, 1519738), (14936, 1350019), (15836, 1273294), (20537, 981832), (25234, 799076), (26536, 759869), (31672, 636647), (36487, 552632), (41074, 490916), (43549, 463016), (50468, 399538), (57877, 348392), (69079, 291896), (72974, 276316), (82148, 245458), (87098, 231508), (100936, 199769), (115754, 174196), (122729, 164296), (138158, 145948)]