20121232518

素因数分解:

$2^1\times 3^6\times {\mathrm{307}}^1\times {\mathrm{44953}}^1$

素因数の和:45280

約数の個数: 56

約数和(自身を含む): 45400483128

約数和(自身を除く): 25279250610

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 307, 486, 614, 729, 921, 1458, 1842, 2763, 5526, 8289, 16578, 24867, 44953, 49734, 74601, 89906, 134859, 149202, 223803, 269718, 404577, 447606, 809154, 1213731, 2427462, 3641193, 7282386, 10923579, 13800571, 21847158, 27601142, 32770737, 41401713, 65541474, 82803426, 124205139, 248410278, 372615417, 745230834, 1117846251, 2235692502, 3353538753, 6707077506, 10060616259, 20121232518]

約数ペア:

[(1, 20121232518), (2, 10060616259), (3, 6707077506), (6, 3353538753), (9, 2235692502), (18, 1117846251), (27, 745230834), (54, 372615417), (81, 248410278), (162, 124205139), (243, 82803426), (307, 65541474), (486, 41401713), (614, 32770737), (729, 27601142), (921, 21847158), (1458, 13800571), (1842, 10923579), (2763, 7282386), (5526, 3641193), (8289, 2427462), (16578, 1213731), (24867, 809154), (44953, 447606), (49734, 404577), (74601, 269718), (89906, 223803), (134859, 149202)]