20385778812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3324491}}^1$

素因数の和:3324578

約数の個数: 48

約数和(自身を含む): 55106779392

約数和(自身を除く): 34721000580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 6132, 3324491, 6648982, 9973473, 13297964, 19946946, 23271437, 39893892, 46542874, 69814311, 93085748, 139628622, 242687843, 279257244, 485375686, 728063529, 970751372, 1456127058, 1698814901, 2912254116, 3397629802, 5096444703, 6795259604, 10192889406, 20385778812]

約数ペア:

[(1, 20385778812), (2, 10192889406), (3, 6795259604), (4, 5096444703), (6, 3397629802), (7, 2912254116), (12, 1698814901), (14, 1456127058), (21, 970751372), (28, 728063529), (42, 485375686), (73, 279257244), (84, 242687843), (146, 139628622), (219, 93085748), (292, 69814311), (438, 46542874), (511, 39893892), (876, 23271437), (1022, 19946946), (1533, 13297964), (2044, 9973473), (3066, 6648982), (6132, 3324491)]