19057986

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 44481528

約数和(自身を除く): 25423542

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 61, 102, 122, 153, 183, 306, 366, 549, 1021, 1037, 1098, 2042, 2074, 3063, 3111, 6126, 6222, 9189, 9333, 17357, 18378, 18666, 34714, 52071, 62281, 104142, 124562, 156213, 186843, 312426, 373686, 560529, 1058777, 1121058, 2117554, 3176331, 6352662, 9528993, 19057986]

約数ペア:

[(1, 19057986), (2, 9528993), (3, 6352662), (6, 3176331), (9, 2117554), (17, 1121058), (18, 1058777), (34, 560529), (51, 373686), (61, 312426), (102, 186843), (122, 156213), (153, 124562), (183, 104142), (306, 62281), (366, 52071), (549, 34714), (1021, 18666), (1037, 18378), (1098, 17357), (2042, 9333), (2074, 9189), (3063, 6222), (3111, 6126)]