20023406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7477}}^1$

素因数の和:7595

約数の個数: 16

約数和(自身を含む): 32663904

約数和(自身を除く): 12640498

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7477, 14954, 97201, 194402, 770131, 1540262, 10011703, 20023406]

約数ペア:

[(1, 20023406), (2, 10011703), (13, 1540262), (26, 770131), (103, 194402), (206, 97201), (1339, 14954), (2678, 7477)]