20161298742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{240893}}^1$

素因数の和:240977

約数の個数: 64

約数和(自身を含む): 46136018880

約数和(自身を除く): 25974720138

約数列:

[1, 2, 3, 6, 13, 26, 29, 37, 39, 58, 74, 78, 87, 111, 174, 222, 377, 481, 754, 962, 1073, 1131, 1443, 2146, 2262, 2886, 3219, 6438, 13949, 27898, 41847, 83694, 240893, 481786, 722679, 1445358, 3131609, 6263218, 6985897, 8913041, 9394827, 13971794, 17826082, 18789654, 20957691, 26739123, 41915382, 53478246, 90816661, 115869533, 181633322, 231739066, 258478189, 272449983, 347608599, 516956378, 544899966, 695217198, 775434567, 1550869134, 3360216457, 6720432914, 10080649371, 20161298742]

約数ペア:

[(1, 20161298742), (2, 10080649371), (3, 6720432914), (6, 3360216457), (13, 1550869134), (26, 775434567), (29, 695217198), (37, 544899966), (39, 516956378), (58, 347608599), (74, 272449983), (78, 258478189), (87, 231739066), (111, 181633322), (174, 115869533), (222, 90816661), (377, 53478246), (481, 41915382), (754, 26739123), (962, 20957691), (1073, 18789654), (1131, 17826082), (1443, 13971794), (2146, 9394827), (2262, 8913041), (2886, 6985897), (3219, 6263218), (6438, 3131609), (13949, 1445358), (27898, 722679), (41847, 481786), (83694, 240893)]