20880304

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{24623}}^1$

素因数の和:24684

約数の個数: 20

約数和(自身を含む): 41220576

約数和(自身を除く): 20340272

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 24623, 49246, 98492, 196984, 393968, 1305019, 2610038, 5220076, 10440152, 20880304]

約数ペア:

[(1, 20880304), (2, 10440152), (4, 5220076), (8, 2610038), (16, 1305019), (53, 393968), (106, 196984), (212, 98492), (424, 49246), (848, 24623)]