20722104

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^3\times {\mathrm{131}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 61261200

約数和(自身を除く): 40539096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 131, 156, 169, 234, 262, 312, 338, 393, 468, 507, 524, 676, 786, 936, 1014, 1048, 1179, 1352, 1521, 1572, 1703, 2028, 2197, 2358, 3042, 3144, 3406, 4056, 4394, 4716, 5109, 6084, 6591, 6812, 8788, 9432, 10218, 12168, 13182, 13624, 15327, 17576, 19773, 20436, 22139, 26364, 30654, 39546, 40872, 44278, 52728, 61308, 66417, 79092, 88556, 122616, 132834, 158184, 177112, 199251, 265668, 287807, 398502, 531336, 575614, 797004, 863421, 1151228, 1594008, 1726842, 2302456, 2590263, 3453684, 5180526, 6907368, 10361052, 20722104]

約数ペア:

[(1, 20722104), (2, 10361052), (3, 6907368), (4, 5180526), (6, 3453684), (8, 2590263), (9, 2302456), (12, 1726842), (13, 1594008), (18, 1151228), (24, 863421), (26, 797004), (36, 575614), (39, 531336), (52, 398502), (72, 287807), (78, 265668), (104, 199251), (117, 177112), (131, 158184), (156, 132834), (169, 122616), (234, 88556), (262, 79092), (312, 66417), (338, 61308), (393, 52728), (468, 44278), (507, 40872), (524, 39546), (676, 30654), (786, 26364), (936, 22139), (1014, 20436), (1048, 19773), (1179, 17576), (1352, 15327), (1521, 13624), (1572, 13182), (1703, 12168), (2028, 10218), (2197, 9432), (2358, 8788), (3042, 6812), (3144, 6591), (3406, 6084), (4056, 5109), (4394, 4716)]