19561044

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 47190528

約数和(自身を除く): 27629484

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 167, 172, 227, 258, 334, 454, 501, 516, 668, 681, 908, 1002, 1362, 2004, 2724, 7181, 9761, 14362, 19522, 21543, 28724, 29283, 37909, 39044, 43086, 58566, 75818, 86172, 113727, 117132, 151636, 227454, 454908, 1630087, 3260174, 4890261, 6520348, 9780522, 19561044]

約数ペア:

[(1, 19561044), (2, 9780522), (3, 6520348), (4, 4890261), (6, 3260174), (12, 1630087), (43, 454908), (86, 227454), (129, 151636), (167, 117132), (172, 113727), (227, 86172), (258, 75818), (334, 58566), (454, 43086), (501, 39044), (516, 37909), (668, 29283), (681, 28724), (908, 21543), (1002, 19522), (1362, 14362), (2004, 9761), (2724, 7181)]