20194780164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{9013}}^1$

素因数の和:9357

約数の個数: 96

約数和(自身を含む): 51899871744

約数和(自身を除く): 31705091580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 271, 318, 542, 636, 689, 813, 1084, 1378, 1626, 2067, 2756, 3252, 3523, 4134, 7046, 8268, 9013, 10569, 14092, 14363, 18026, 21138, 27039, 28726, 36052, 42276, 43089, 54078, 57452, 86178, 108156, 117169, 172356, 186719, 234338, 351507, 373438, 468676, 477689, 560157, 703014, 746876, 955378, 1120314, 1406028, 1433067, 1910756, 2240628, 2442523, 2866134, 4885046, 5732268, 6209957, 7327569, 9770092, 12419914, 14655138, 18629871, 24839828, 29310276, 31752799, 37259742, 63505598, 74519484, 95258397, 127011196, 129453719, 190516794, 258907438, 381033588, 388361157, 517814876, 776722314, 1553444628, 1682898347, 3365796694, 5048695041, 6731593388, 10097390082, 20194780164]

約数ペア:

[(1, 20194780164), (2, 10097390082), (3, 6731593388), (4, 5048695041), (6, 3365796694), (12, 1682898347), (13, 1553444628), (26, 776722314), (39, 517814876), (52, 388361157), (53, 381033588), (78, 258907438), (106, 190516794), (156, 129453719), (159, 127011196), (212, 95258397), (271, 74519484), (318, 63505598), (542, 37259742), (636, 31752799), (689, 29310276), (813, 24839828), (1084, 18629871), (1378, 14655138), (1626, 12419914), (2067, 9770092), (2756, 7327569), (3252, 6209957), (3523, 5732268), (4134, 4885046), (7046, 2866134), (8268, 2442523), (9013, 2240628), (10569, 1910756), (14092, 1433067), (14363, 1406028), (18026, 1120314), (21138, 955378), (27039, 746876), (28726, 703014), (36052, 560157), (42276, 477689), (43089, 468676), (54078, 373438), (57452, 351507), (86178, 234338), (108156, 186719), (117169, 172356)]