20811336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{733}}^1$

素因数の和:775

約数の個数: 96

約数和(自身を含む): 64474560

約数和(自身を除く): 43663224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 169, 182, 273, 312, 338, 364, 507, 546, 676, 728, 733, 1014, 1092, 1183, 1352, 1466, 2028, 2184, 2199, 2366, 2932, 3549, 4056, 4398, 4732, 5131, 5864, 7098, 8796, 9464, 9529, 10262, 14196, 15393, 17592, 19058, 20524, 28392, 28587, 30786, 38116, 41048, 57174, 61572, 66703, 76232, 114348, 123144, 123877, 133406, 200109, 228696, 247754, 266812, 371631, 400218, 495508, 533624, 743262, 800436, 867139, 991016, 1486524, 1600872, 1734278, 2601417, 2973048, 3468556, 5202834, 6937112, 10405668, 20811336]

約数ペア:

[(1, 20811336), (2, 10405668), (3, 6937112), (4, 5202834), (6, 3468556), (7, 2973048), (8, 2601417), (12, 1734278), (13, 1600872), (14, 1486524), (21, 991016), (24, 867139), (26, 800436), (28, 743262), (39, 533624), (42, 495508), (52, 400218), (56, 371631), (78, 266812), (84, 247754), (91, 228696), (104, 200109), (156, 133406), (168, 123877), (169, 123144), (182, 114348), (273, 76232), (312, 66703), (338, 61572), (364, 57174), (507, 41048), (546, 38116), (676, 30786), (728, 28587), (733, 28392), (1014, 20524), (1092, 19058), (1183, 17592), (1352, 15393), (1466, 14196), (2028, 10262), (2184, 9529), (2199, 9464), (2366, 8796), (2932, 7098), (3549, 5864), (4056, 5131), (4398, 4732)]