19001060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{683}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 24435676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 683, 1070, 1366, 1391, 2140, 2732, 2782, 3415, 5564, 6830, 6955, 8879, 13660, 13910, 17758, 27820, 35516, 44395, 73081, 88790, 146162, 177580, 292324, 365405, 730810, 950053, 1461620, 1900106, 3800212, 4750265, 9500530, 19001060]

約数ペア:

[(1, 19001060), (2, 9500530), (4, 4750265), (5, 3800212), (10, 1900106), (13, 1461620), (20, 950053), (26, 730810), (52, 365405), (65, 292324), (107, 177580), (130, 146162), (214, 88790), (260, 73081), (428, 44395), (535, 35516), (683, 27820), (1070, 17758), (1366, 13910), (1391, 13660), (2140, 8879), (2732, 6955), (2782, 6830), (3415, 5564)]