20512334504

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{659}}^1\times {\mathrm{13463}}^1$

素因数の和:14162

約数の個数: 48

約数和(自身を含む): 40921135200

約数和(自身を除く): 20408800696

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 659, 1156, 1318, 2312, 2636, 5272, 11203, 13463, 22406, 26926, 44812, 53852, 89624, 107704, 190451, 228871, 380902, 457742, 761804, 915484, 1523608, 1830968, 3890807, 7781614, 8872117, 15563228, 17744234, 31126456, 35488468, 70976936, 150825989, 301651978, 603303956, 1206607912, 2564041813, 5128083626, 10256167252, 20512334504]

約数ペア:

[(1, 20512334504), (2, 10256167252), (4, 5128083626), (8, 2564041813), (17, 1206607912), (34, 603303956), (68, 301651978), (136, 150825989), (289, 70976936), (578, 35488468), (659, 31126456), (1156, 17744234), (1318, 15563228), (2312, 8872117), (2636, 7781614), (5272, 3890807), (11203, 1830968), (13463, 1523608), (22406, 915484), (26926, 761804), (44812, 457742), (53852, 380902), (89624, 228871), (107704, 190451)]