18678465208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{8501}}^1$

素因数の和:9128

約数の個数: 64

約数和(自身を含む): 38807889120

約数和(自身を除く): 20129423912

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 571, 962, 1142, 1924, 2284, 3848, 4568, 7423, 8501, 14846, 17002, 21127, 29692, 34004, 42254, 59384, 68008, 84508, 110513, 169016, 221026, 274651, 314537, 442052, 549302, 629074, 884104, 1098604, 1258148, 2197208, 2516296, 4088981, 4854071, 8177962, 9708142, 16355924, 19416284, 32711848, 38832568, 63102923, 126205846, 179600627, 252411692, 359201254, 504823384, 718402508, 1436805016, 2334808151, 4669616302, 9339232604, 18678465208]

約数ペア:

[(1, 18678465208), (2, 9339232604), (4, 4669616302), (8, 2334808151), (13, 1436805016), (26, 718402508), (37, 504823384), (52, 359201254), (74, 252411692), (104, 179600627), (148, 126205846), (296, 63102923), (481, 38832568), (571, 32711848), (962, 19416284), (1142, 16355924), (1924, 9708142), (2284, 8177962), (3848, 4854071), (4568, 4088981), (7423, 2516296), (8501, 2197208), (14846, 1258148), (17002, 1098604), (21127, 884104), (29692, 629074), (34004, 549302), (42254, 442052), (59384, 314537), (68008, 274651), (84508, 221026), (110513, 169016)]