20796870408

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1\times {\mathrm{21611}}^1$

素因数の和:22118

約数の個数: 64

約数和(自身を含む): 52641645120

約数和(自身を除く): 31844774712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 397, 404, 606, 794, 808, 1191, 1212, 1588, 2382, 2424, 3176, 4764, 9528, 21611, 40097, 43222, 64833, 80194, 86444, 120291, 129666, 160388, 172888, 240582, 259332, 320776, 481164, 518664, 962328, 2182711, 4365422, 6548133, 8579567, 8730844, 13096266, 17159134, 17461688, 25738701, 26192532, 34318268, 51477402, 52385064, 68636536, 102954804, 205909608, 866536267, 1733072534, 2599608801, 3466145068, 5199217602, 6932290136, 10398435204, 20796870408]

約数ペア:

[(1, 20796870408), (2, 10398435204), (3, 6932290136), (4, 5199217602), (6, 3466145068), (8, 2599608801), (12, 1733072534), (24, 866536267), (101, 205909608), (202, 102954804), (303, 68636536), (397, 52385064), (404, 51477402), (606, 34318268), (794, 26192532), (808, 25738701), (1191, 17461688), (1212, 17159134), (1588, 13096266), (2382, 8730844), (2424, 8579567), (3176, 6548133), (4764, 4365422), (9528, 2182711), (21611, 962328), (40097, 518664), (43222, 481164), (64833, 320776), (80194, 259332), (86444, 240582), (120291, 172888), (129666, 160388)]