208538408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{1621}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 421687560

約数和(自身を除く): 213149152

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1237, 1621, 2474, 3242, 4948, 6484, 9896, 12968, 16081, 21073, 32162, 42146, 64324, 84292, 128648, 168584, 2005177, 4010354, 8020708, 16041416, 26067301, 52134602, 104269204, 208538408]

約数ペア:

[(1, 208538408), (2, 104269204), (4, 52134602), (8, 26067301), (13, 16041416), (26, 8020708), (52, 4010354), (104, 2005177), (1237, 168584), (1621, 128648), (2474, 84292), (3242, 64324), (4948, 42146), (6484, 32162), (9896, 21073), (12968, 16081)]