20174074893

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{5039}}^1$

素因数の和:5388

約数の個数: 80

約数和(自身を含む): 36063498240

約数和(自身を除く): 15889423347

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 307, 483, 567, 621, 921, 1449, 1863, 2149, 2763, 4347, 5039, 6447, 7061, 8289, 13041, 15117, 19341, 21183, 24867, 35273, 45351, 49427, 58023, 63549, 105819, 115897, 136053, 148281, 174069, 190647, 317457, 347691, 408159, 444843, 571941, 811279, 952371, 1043073, 1334529, 1546973, 2433837, 2857113, 3129219, 4003587, 4640919, 7301511, 9387657, 10828811, 13922757, 21904533, 32486433, 35580379, 41768271, 65713599, 97459299, 106741137, 125304813, 249062653, 292377897, 320223411, 747187959, 877133691, 960670233, 2241563877, 2882010699, 6724691631, 20174074893]

約数ペア:

[(1, 20174074893), (3, 6724691631), (7, 2882010699), (9, 2241563877), (21, 960670233), (23, 877133691), (27, 747187959), (63, 320223411), (69, 292377897), (81, 249062653), (161, 125304813), (189, 106741137), (207, 97459299), (307, 65713599), (483, 41768271), (567, 35580379), (621, 32486433), (921, 21904533), (1449, 13922757), (1863, 10828811), (2149, 9387657), (2763, 7301511), (4347, 4640919), (5039, 4003587), (6447, 3129219), (7061, 2857113), (8289, 2433837), (13041, 1546973), (15117, 1334529), (19341, 1043073), (21183, 952371), (24867, 811279), (35273, 571941), (45351, 444843), (49427, 408159), (58023, 347691), (63549, 317457), (105819, 190647), (115897, 174069), (136053, 148281)]