18372250832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6961}}^1\times {\mathrm{12689}}^1$

素因数の和:19671

約数の個数: 40

約数和(自身を含む): 38342936520

約数和(自身を除く): 19970685688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6961, 12689, 13922, 25378, 27844, 50756, 55688, 90493, 101512, 111376, 164957, 180986, 203024, 329914, 361972, 659828, 723944, 1319656, 1447888, 2639312, 88328129, 176656258, 353312516, 706625032, 1148265677, 1413250064, 2296531354, 4593062708, 9186125416, 18372250832]

約数ペア:

[(1, 18372250832), (2, 9186125416), (4, 4593062708), (8, 2296531354), (13, 1413250064), (16, 1148265677), (26, 706625032), (52, 353312516), (104, 176656258), (208, 88328129), (6961, 2639312), (12689, 1447888), (13922, 1319656), (25378, 723944), (27844, 659828), (50756, 361972), (55688, 329914), (90493, 203024), (101512, 180986), (111376, 164957)]