20877948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6373}}^1$

素因数の和:6403

約数の個数: 72

約数和(自身を含む): 64963808

約数和(自身を除く): 44085860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6373, 12746, 19119, 25492, 38238, 44611, 57357, 76476, 82849, 89222, 114714, 133833, 165698, 178444, 229428, 248547, 267666, 331396, 401499, 497094, 535332, 579943, 745641, 802998, 994188, 1159886, 1491282, 1605996, 1739829, 2319772, 2982564, 3479658, 5219487, 6959316, 10438974, 20877948]

約数ペア:

[(1, 20877948), (2, 10438974), (3, 6959316), (4, 5219487), (6, 3479658), (7, 2982564), (9, 2319772), (12, 1739829), (13, 1605996), (14, 1491282), (18, 1159886), (21, 994188), (26, 802998), (28, 745641), (36, 579943), (39, 535332), (42, 497094), (52, 401499), (63, 331396), (78, 267666), (84, 248547), (91, 229428), (117, 178444), (126, 165698), (156, 133833), (182, 114714), (234, 89222), (252, 82849), (273, 76476), (364, 57357), (468, 44611), (546, 38238), (819, 25492), (1092, 19119), (1638, 12746), (3276, 6373)]