20549472

素因数分解:

$2^5\times 3^1\times {\mathrm{83}}^1\times {\mathrm{2579}}^1$

素因数の和:2675

約数の個数: 48

約数和(自身を含む): 54613440

約数和(自身を除く): 34063968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 83, 96, 166, 249, 332, 498, 664, 996, 1328, 1992, 2579, 2656, 3984, 5158, 7737, 7968, 10316, 15474, 20632, 30948, 41264, 61896, 82528, 123792, 214057, 247584, 428114, 642171, 856228, 1284342, 1712456, 2568684, 3424912, 5137368, 6849824, 10274736, 20549472]

約数ペア:

[(1, 20549472), (2, 10274736), (3, 6849824), (4, 5137368), (6, 3424912), (8, 2568684), (12, 1712456), (16, 1284342), (24, 856228), (32, 642171), (48, 428114), (83, 247584), (96, 214057), (166, 123792), (249, 82528), (332, 61896), (498, 41264), (664, 30948), (996, 20632), (1328, 15474), (1992, 10316), (2579, 7968), (2656, 7737), (3984, 5158)]