18927546

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:116

約数の個数: 72

約数和(自身を含む): 44483712

約数和(自身を除く): 25556166

約数列:

[1, 2, 3, 6, 11, 22, 29, 31, 33, 58, 62, 66, 87, 93, 121, 174, 186, 242, 319, 341, 363, 638, 682, 726, 841, 899, 957, 1023, 1682, 1798, 1914, 2046, 2523, 2697, 3509, 3751, 5046, 5394, 7018, 7502, 9251, 9889, 10527, 11253, 18502, 19778, 21054, 22506, 26071, 27753, 29667, 52142, 55506, 59334, 78213, 101761, 108779, 156426, 203522, 217558, 286781, 305283, 326337, 573562, 610566, 652674, 860343, 1720686, 3154591, 6309182, 9463773, 18927546]

約数ペア:

[(1, 18927546), (2, 9463773), (3, 6309182), (6, 3154591), (11, 1720686), (22, 860343), (29, 652674), (31, 610566), (33, 573562), (58, 326337), (62, 305283), (66, 286781), (87, 217558), (93, 203522), (121, 156426), (174, 108779), (186, 101761), (242, 78213), (319, 59334), (341, 55506), (363, 52142), (638, 29667), (682, 27753), (726, 26071), (841, 22506), (899, 21054), (957, 19778), (1023, 18502), (1682, 11253), (1798, 10527), (1914, 9889), (2046, 9251), (2523, 7502), (2697, 7018), (3509, 5394), (3751, 5046)]