20853924

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{113}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 60775680

約数和(自身を除く): 39921756

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 113, 156, 169, 182, 226, 273, 338, 339, 364, 452, 507, 546, 676, 678, 791, 1014, 1092, 1183, 1356, 1469, 1582, 2028, 2197, 2366, 2373, 2938, 3164, 3549, 4394, 4407, 4732, 4746, 5876, 6591, 7098, 8788, 8814, 9492, 10283, 13182, 14196, 15379, 17628, 19097, 20566, 26364, 30758, 30849, 38194, 41132, 46137, 57291, 61516, 61698, 76388, 92274, 114582, 123396, 133679, 184548, 229164, 248261, 267358, 401037, 496522, 534716, 744783, 802074, 993044, 1489566, 1604148, 1737827, 2979132, 3475654, 5213481, 6951308, 10426962, 20853924]

約数ペア:

[(1, 20853924), (2, 10426962), (3, 6951308), (4, 5213481), (6, 3475654), (7, 2979132), (12, 1737827), (13, 1604148), (14, 1489566), (21, 993044), (26, 802074), (28, 744783), (39, 534716), (42, 496522), (52, 401037), (78, 267358), (84, 248261), (91, 229164), (113, 184548), (156, 133679), (169, 123396), (182, 114582), (226, 92274), (273, 76388), (338, 61698), (339, 61516), (364, 57291), (452, 46137), (507, 41132), (546, 38194), (676, 30849), (678, 30758), (791, 26364), (1014, 20566), (1092, 19097), (1183, 17628), (1356, 15379), (1469, 14196), (1582, 13182), (2028, 10283), (2197, 9492), (2366, 8814), (2373, 8788), (2938, 7098), (3164, 6591), (3549, 5876), (4394, 4746), (4407, 4732)]