20178582597

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1\times {\mathrm{1579}}^1$

素因数の和:2495

約数の個数: 64

約数和(自身を含む): 32611200000

約数和(自身を除く): 12432617403

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 171, 261, 513, 551, 783, 859, 1579, 1653, 2577, 4737, 4959, 7731, 14211, 14877, 16321, 23193, 24911, 30001, 42633, 45791, 48963, 74733, 90003, 137373, 146889, 224199, 270009, 412119, 440667, 473309, 672597, 810027, 870029, 1236357, 1356361, 1419927, 2610087, 4069083, 4259781, 7830261, 12207249, 12779343, 23490783, 25770859, 36621747, 39334469, 77312577, 118003407, 231937731, 354010221, 695813193, 747354911, 1062030663, 2242064733, 6726194199, 20178582597]

約数ペア:

[(1, 20178582597), (3, 6726194199), (9, 2242064733), (19, 1062030663), (27, 747354911), (29, 695813193), (57, 354010221), (87, 231937731), (171, 118003407), (261, 77312577), (513, 39334469), (551, 36621747), (783, 25770859), (859, 23490783), (1579, 12779343), (1653, 12207249), (2577, 7830261), (4737, 4259781), (4959, 4069083), (7731, 2610087), (14211, 1419927), (14877, 1356361), (16321, 1236357), (23193, 870029), (24911, 810027), (30001, 672597), (42633, 473309), (45791, 440667), (48963, 412119), (74733, 270009), (90003, 224199), (137373, 146889)]