18989256

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 56306880

約数和(自身を除く): 37317624

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 121, 132, 143, 156, 242, 264, 286, 312, 363, 429, 484, 503, 572, 726, 858, 968, 1006, 1144, 1452, 1509, 1573, 1716, 2012, 2904, 3018, 3146, 3432, 4024, 4719, 5533, 6036, 6292, 6539, 9438, 11066, 12072, 12584, 13078, 16599, 18876, 19617, 22132, 26156, 33198, 37752, 39234, 44264, 52312, 60863, 66396, 71929, 78468, 121726, 132792, 143858, 156936, 182589, 215787, 243452, 287716, 365178, 431574, 486904, 575432, 730356, 791219, 863148, 1460712, 1582438, 1726296, 2373657, 3164876, 4747314, 6329752, 9494628, 18989256]

約数ペア:

[(1, 18989256), (2, 9494628), (3, 6329752), (4, 4747314), (6, 3164876), (8, 2373657), (11, 1726296), (12, 1582438), (13, 1460712), (22, 863148), (24, 791219), (26, 730356), (33, 575432), (39, 486904), (44, 431574), (52, 365178), (66, 287716), (78, 243452), (88, 215787), (104, 182589), (121, 156936), (132, 143858), (143, 132792), (156, 121726), (242, 78468), (264, 71929), (286, 66396), (312, 60863), (363, 52312), (429, 44264), (484, 39234), (503, 37752), (572, 33198), (726, 26156), (858, 22132), (968, 19617), (1006, 18876), (1144, 16599), (1452, 13078), (1509, 12584), (1573, 12072), (1716, 11066), (2012, 9438), (2904, 6539), (3018, 6292), (3146, 6036), (3432, 5533), (4024, 4719)]