18242820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11261}}^1$

素因数の和:11282

約数の個数: 60

約数和(自身を含む): 57233484

約数和(自身を除く): 38990664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11261, 22522, 33783, 45044, 56305, 67566, 101349, 112610, 135132, 168915, 202698, 225220, 304047, 337830, 405396, 506745, 608094, 675660, 912141, 1013490, 1216188, 1520235, 1824282, 2026980, 3040470, 3648564, 4560705, 6080940, 9121410, 18242820]

約数ペア:

[(1, 18242820), (2, 9121410), (3, 6080940), (4, 4560705), (5, 3648564), (6, 3040470), (9, 2026980), (10, 1824282), (12, 1520235), (15, 1216188), (18, 1013490), (20, 912141), (27, 675660), (30, 608094), (36, 506745), (45, 405396), (54, 337830), (60, 304047), (81, 225220), (90, 202698), (108, 168915), (135, 135132), (162, 112610), (180, 101349), (270, 67566), (324, 56305), (405, 45044), (540, 33783), (810, 22522), (1620, 11261)]