19635590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1153}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 38386656

約数和(自身を除く): 18751066

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1153, 1310, 1703, 2306, 3406, 5765, 8515, 11530, 14989, 17030, 29978, 74945, 149890, 151043, 302086, 755215, 1510430, 1963559, 3927118, 9817795, 19635590]

約数ペア:

[(1, 19635590), (2, 9817795), (5, 3927118), (10, 1963559), (13, 1510430), (26, 755215), (65, 302086), (130, 151043), (131, 149890), (262, 74945), (655, 29978), (1153, 17030), (1310, 14989), (1703, 11530), (2306, 8515), (3406, 5765)]