18749052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1583}}^1$

素因数の和:1647

約数の個数: 72

約数和(自身を含む): 55351296

約数和(自身を除く): 36602244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1583, 1692, 1974, 2961, 3166, 3948, 4749, 5922, 6332, 9498, 11081, 11844, 14247, 18996, 22162, 28494, 33243, 44324, 56988, 66486, 74401, 99729, 132972, 148802, 199458, 223203, 297604, 398916, 446406, 520807, 669609, 892812, 1041614, 1339218, 1562421, 2083228, 2678436, 3124842, 4687263, 6249684, 9374526, 18749052]

約数ペア:

[(1, 18749052), (2, 9374526), (3, 6249684), (4, 4687263), (6, 3124842), (7, 2678436), (9, 2083228), (12, 1562421), (14, 1339218), (18, 1041614), (21, 892812), (28, 669609), (36, 520807), (42, 446406), (47, 398916), (63, 297604), (84, 223203), (94, 199458), (126, 148802), (141, 132972), (188, 99729), (252, 74401), (282, 66486), (329, 56988), (423, 44324), (564, 33243), (658, 28494), (846, 22162), (987, 18996), (1316, 14247), (1583, 11844), (1692, 11081), (1974, 9498), (2961, 6332), (3166, 5922), (3948, 4749)]