18476380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{397}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 42124320

約数和(自身を除く): 23647940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 397, 716, 794, 895, 1588, 1790, 1985, 2327, 3580, 3970, 4654, 5161, 7940, 9308, 10322, 11635, 20644, 23270, 25805, 46540, 51610, 71063, 103220, 142126, 284252, 355315, 710630, 923819, 1421260, 1847638, 3695276, 4619095, 9238190, 18476380]

約数ペア:

[(1, 18476380), (2, 9238190), (4, 4619095), (5, 3695276), (10, 1847638), (13, 1421260), (20, 923819), (26, 710630), (52, 355315), (65, 284252), (130, 142126), (179, 103220), (260, 71063), (358, 51610), (397, 46540), (716, 25805), (794, 23270), (895, 20644), (1588, 11635), (1790, 10322), (1985, 9308), (2327, 7940), (3580, 5161), (3970, 4654)]