20121635908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{86399}}^1$

素因数の和:86560

約数の個数: 48

約数和(自身を含む): 39481344000

約数和(自身を除く): 19359708092

約数列:

[1, 2, 4, 11, 22, 44, 67, 79, 134, 158, 268, 316, 737, 869, 1474, 1738, 2948, 3476, 5293, 10586, 21172, 58223, 86399, 116446, 172798, 232892, 345596, 950389, 1900778, 3801556, 5788733, 6825521, 11577466, 13651042, 23154932, 27302084, 63676063, 75080731, 127352126, 150161462, 254704252, 300322924, 457309907, 914619814, 1829239628, 5030408977, 10060817954, 20121635908]

約数ペア:

[(1, 20121635908), (2, 10060817954), (4, 5030408977), (11, 1829239628), (22, 914619814), (44, 457309907), (67, 300322924), (79, 254704252), (134, 150161462), (158, 127352126), (268, 75080731), (316, 63676063), (737, 27302084), (869, 23154932), (1474, 13651042), (1738, 11577466), (2948, 6825521), (3476, 5788733), (5293, 3801556), (10586, 1900778), (21172, 950389), (58223, 345596), (86399, 232892), (116446, 172798)]