20512096

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3067}}^1$

素因数の和:3107

約数の個数: 48

約数和(自身を含む): 46388160

約数和(自身を除く): 25876064

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 3067, 3344, 6134, 6688, 12268, 24536, 33737, 49072, 58273, 67474, 98144, 116546, 134948, 233092, 269896, 466184, 539792, 641003, 932368, 1079584, 1282006, 1864736, 2564012, 5128024, 10256048, 20512096]

約数ペア:

[(1, 20512096), (2, 10256048), (4, 5128024), (8, 2564012), (11, 1864736), (16, 1282006), (19, 1079584), (22, 932368), (32, 641003), (38, 539792), (44, 466184), (76, 269896), (88, 233092), (152, 134948), (176, 116546), (209, 98144), (304, 67474), (352, 58273), (418, 49072), (608, 33737), (836, 24536), (1672, 12268), (3067, 6688), (3344, 6134)]