18372708

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 48711936

約数和(自身を除く): 30339228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 101, 124, 163, 186, 202, 279, 303, 326, 372, 404, 489, 558, 606, 652, 909, 978, 1116, 1212, 1467, 1818, 1956, 2934, 3131, 3636, 5053, 5868, 6262, 9393, 10106, 12524, 15159, 16463, 18786, 20212, 28179, 30318, 32926, 37572, 45477, 49389, 56358, 60636, 65852, 90954, 98778, 112716, 148167, 181908, 197556, 296334, 510353, 592668, 1020706, 1531059, 2041412, 3062118, 4593177, 6124236, 9186354, 18372708]

約数ペア:

[(1, 18372708), (2, 9186354), (3, 6124236), (4, 4593177), (6, 3062118), (9, 2041412), (12, 1531059), (18, 1020706), (31, 592668), (36, 510353), (62, 296334), (93, 197556), (101, 181908), (124, 148167), (163, 112716), (186, 98778), (202, 90954), (279, 65852), (303, 60636), (326, 56358), (372, 49389), (404, 45477), (489, 37572), (558, 32926), (606, 30318), (652, 28179), (909, 20212), (978, 18786), (1116, 16463), (1212, 15159), (1467, 12524), (1818, 10106), (1956, 9393), (2934, 6262), (3131, 5868), (3636, 5053)]