20666647534

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1\times {\mathrm{743}}^1$

素因数の和:1165

約数の個数: 64

約数和(自身を含む): 34726527360

約数和(自身を除く): 14059879826

約数列:

[1, 2, 13, 26, 41, 82, 97, 194, 269, 533, 538, 743, 1066, 1261, 1486, 2522, 3497, 3977, 6994, 7954, 9659, 11029, 19318, 22058, 26093, 30463, 51701, 52186, 60926, 72071, 103402, 143377, 144142, 199867, 286754, 339209, 396019, 399734, 678418, 792038, 936923, 1069813, 1873846, 2139626, 2598271, 2954911, 5196542, 5909822, 8194547, 13907569, 16389094, 19387099, 27815138, 38413843, 38774198, 76827686, 106529111, 213058222, 252032287, 504064574, 794871059, 1589742118, 10333323767, 20666647534]

約数ペア:

[(1, 20666647534), (2, 10333323767), (13, 1589742118), (26, 794871059), (41, 504064574), (82, 252032287), (97, 213058222), (194, 106529111), (269, 76827686), (533, 38774198), (538, 38413843), (743, 27815138), (1066, 19387099), (1261, 16389094), (1486, 13907569), (2522, 8194547), (3497, 5909822), (3977, 5196542), (6994, 2954911), (7954, 2598271), (9659, 2139626), (11029, 1873846), (19318, 1069813), (22058, 936923), (26093, 792038), (30463, 678418), (51701, 399734), (52186, 396019), (60926, 339209), (72071, 286754), (103402, 199867), (143377, 144142)]