20937260274

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1062913}}^1$

素因数の和:1062999

約数の個数: 48

約数和(自身を含む): 49438255968

約数和(自身を除く): 28500995694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 67, 98, 134, 147, 201, 294, 402, 469, 938, 1407, 2814, 3283, 6566, 9849, 19698, 1062913, 2125826, 3188739, 6377478, 7440391, 14880782, 22321173, 44642346, 52082737, 71215171, 104165474, 142430342, 156248211, 213645513, 312496422, 427291026, 498506197, 997012394, 1495518591, 2991037182, 3489543379, 6979086758, 10468630137, 20937260274]

約数ペア:

[(1, 20937260274), (2, 10468630137), (3, 6979086758), (6, 3489543379), (7, 2991037182), (14, 1495518591), (21, 997012394), (42, 498506197), (49, 427291026), (67, 312496422), (98, 213645513), (134, 156248211), (147, 142430342), (201, 104165474), (294, 71215171), (402, 52082737), (469, 44642346), (938, 22321173), (1407, 14880782), (2814, 7440391), (3283, 6377478), (6566, 3188739), (9849, 2125826), (19698, 1062913)]