15661971988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{695593}}^1$

素因数の和:696043

約数の個数: 24

約数和(自身を含む): 29585004008

約数和(自身を除く): 13923032020

約数列:

[1, 2, 4, 13, 26, 52, 433, 866, 1732, 5629, 11258, 22516, 695593, 1391186, 2782372, 9042709, 18085418, 36170836, 301191769, 602383538, 1204767076, 3915492997, 7830985994, 15661971988]

約数ペア:

[(1, 15661971988), (2, 7830985994), (4, 3915492997), (13, 1204767076), (26, 602383538), (52, 301191769), (433, 36170836), (866, 18085418), (1732, 9042709), (5629, 2782372), (11258, 1391186), (22516, 695593)]