16815304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 36936000

約数和(自身を除く): 20120696

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 89, 113, 152, 178, 209, 226, 356, 418, 452, 712, 836, 904, 979, 1243, 1672, 1691, 1958, 2147, 2486, 3382, 3916, 4294, 4972, 6764, 7832, 8588, 9944, 10057, 13528, 17176, 18601, 20114, 23617, 37202, 40228, 47234, 74404, 80456, 94468, 110627, 148808, 188936, 191083, 221254, 382166, 442508, 764332, 885016, 1528664, 2101913, 4203826, 8407652, 16815304]

約数ペア:

[(1, 16815304), (2, 8407652), (4, 4203826), (8, 2101913), (11, 1528664), (19, 885016), (22, 764332), (38, 442508), (44, 382166), (76, 221254), (88, 191083), (89, 188936), (113, 148808), (152, 110627), (178, 94468), (209, 80456), (226, 74404), (356, 47234), (418, 40228), (452, 37202), (712, 23617), (836, 20114), (904, 18601), (979, 17176), (1243, 13528), (1672, 10057), (1691, 9944), (1958, 8588), (2147, 7832), (2486, 6764), (3382, 4972), (3916, 4294)]