18685044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1469

約数の個数: 72

約数和(自身を含む): 55036800

約数和(自身を除く): 36351756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1399, 1484, 1908, 2226, 2798, 3339, 4197, 4452, 5596, 6678, 8394, 9793, 12591, 13356, 16788, 19586, 25182, 29379, 39172, 50364, 58758, 74147, 88137, 117516, 148294, 176274, 222441, 296588, 352548, 444882, 519029, 667323, 889764, 1038058, 1334646, 1557087, 2076116, 2669292, 3114174, 4671261, 6228348, 9342522, 18685044]

約数ペア:

[(1, 18685044), (2, 9342522), (3, 6228348), (4, 4671261), (6, 3114174), (7, 2669292), (9, 2076116), (12, 1557087), (14, 1334646), (18, 1038058), (21, 889764), (28, 667323), (36, 519029), (42, 444882), (53, 352548), (63, 296588), (84, 222441), (106, 176274), (126, 148294), (159, 117516), (212, 88137), (252, 74147), (318, 58758), (371, 50364), (477, 39172), (636, 29379), (742, 25182), (954, 19586), (1113, 16788), (1399, 13356), (1484, 12591), (1908, 9793), (2226, 8394), (2798, 6678), (3339, 5596), (4197, 4452)]