20121701176

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1\times {\mathrm{4861}}^1$

素因数の和:5240

約数の個数: 64

約数和(自身を含む): 40239856800

約数和(自身を除く): 20118155624

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 226, 241, 452, 482, 904, 964, 1928, 2147, 4294, 4579, 4861, 8588, 9158, 9722, 17176, 18316, 19444, 27233, 36632, 38888, 54466, 92359, 108932, 184718, 217864, 369436, 517427, 549293, 738872, 1034854, 1098586, 1171501, 2069708, 2197172, 2343002, 4139416, 4394344, 4686004, 9372008, 10436567, 20873134, 22258519, 41746268, 44517038, 83492536, 89034076, 132379613, 178068152, 264759226, 529518452, 1059036904, 2515212647, 5030425294, 10060850588, 20121701176]

約数ペア:

[(1, 20121701176), (2, 10060850588), (4, 5030425294), (8, 2515212647), (19, 1059036904), (38, 529518452), (76, 264759226), (113, 178068152), (152, 132379613), (226, 89034076), (241, 83492536), (452, 44517038), (482, 41746268), (904, 22258519), (964, 20873134), (1928, 10436567), (2147, 9372008), (4294, 4686004), (4579, 4394344), (4861, 4139416), (8588, 2343002), (9158, 2197172), (9722, 2069708), (17176, 1171501), (18316, 1098586), (19444, 1034854), (27233, 738872), (36632, 549293), (38888, 517427), (54466, 369436), (92359, 217864), (108932, 184718)]