20666688

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15377}}^1$

素因数の和:15399

約数の個数: 56

約数和(自身を含む): 62496192

約数和(自身を除く): 41829504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15377, 30754, 46131, 61508, 92262, 107639, 123016, 184524, 215278, 246032, 322917, 369048, 430556, 492064, 645834, 738096, 861112, 984128, 1291668, 1476192, 1722224, 2583336, 2952384, 3444448, 5166672, 6888896, 10333344, 20666688]

約数ペア:

[(1, 20666688), (2, 10333344), (3, 6888896), (4, 5166672), (6, 3444448), (7, 2952384), (8, 2583336), (12, 1722224), (14, 1476192), (16, 1291668), (21, 984128), (24, 861112), (28, 738096), (32, 645834), (42, 492064), (48, 430556), (56, 369048), (64, 322917), (84, 246032), (96, 215278), (112, 184524), (168, 123016), (192, 107639), (224, 92262), (336, 61508), (448, 46131), (672, 30754), (1344, 15377)]