2123451356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{19949}}^1$

素因数の和:20078

約数の個数: 48

約数和(自身を含む): 4223016000

約数和(自身を除く): 2099564644

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 89, 92, 178, 299, 356, 598, 1157, 1196, 2047, 2314, 4094, 4628, 8188, 19949, 26611, 39898, 53222, 79796, 106444, 259337, 458827, 518674, 917654, 1037348, 1775461, 1835308, 3550922, 5964751, 7101844, 11929502, 23080993, 23859004, 40835603, 46161986, 81671206, 92323972, 163342412, 530862839, 1061725678, 2123451356]

約数ペア:

[(1, 2123451356), (2, 1061725678), (4, 530862839), (13, 163342412), (23, 92323972), (26, 81671206), (46, 46161986), (52, 40835603), (89, 23859004), (92, 23080993), (178, 11929502), (299, 7101844), (356, 5964751), (598, 3550922), (1157, 1835308), (1196, 1775461), (2047, 1037348), (2314, 917654), (4094, 518674), (4628, 458827), (8188, 259337), (19949, 106444), (26611, 79796), (39898, 53222)]