18362274944

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{123989}}^1$

素因数の和:124105

約数の個数: 64

約数和(自身を含む): 39837987000

約数和(自身を除く): 21475712056

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 89, 104, 128, 178, 208, 356, 416, 712, 832, 1157, 1424, 1664, 2314, 2848, 4628, 5696, 9256, 11392, 18512, 37024, 74048, 123989, 148096, 247978, 495956, 991912, 1611857, 1983824, 3223714, 3967648, 6447428, 7935296, 11035021, 12894856, 15870592, 22070042, 25789712, 44140084, 51579424, 88280168, 103158848, 143455273, 176560336, 206317696, 286910546, 353120672, 573821092, 706241344, 1147642184, 1412482688, 2295284368, 4590568736, 9181137472, 18362274944]

約数ペア:

[(1, 18362274944), (2, 9181137472), (4, 4590568736), (8, 2295284368), (13, 1412482688), (16, 1147642184), (26, 706241344), (32, 573821092), (52, 353120672), (64, 286910546), (89, 206317696), (104, 176560336), (128, 143455273), (178, 103158848), (208, 88280168), (356, 51579424), (416, 44140084), (712, 25789712), (832, 22070042), (1157, 15870592), (1424, 12894856), (1664, 11035021), (2314, 7935296), (2848, 6447428), (4628, 3967648), (5696, 3223714), (9256, 1983824), (11392, 1611857), (18512, 991912), (37024, 495956), (74048, 247978), (123989, 148096)]