19146015

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 40725360

約数和(自身を除く): 21579345

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 399, 441, 457, 665, 735, 855, 931, 1197, 1371, 1995, 2205, 2285, 2793, 3199, 4113, 4655, 5985, 6855, 8379, 8683, 9597, 13965, 15995, 20565, 22393, 26049, 28791, 41895, 43415, 47985, 60781, 67179, 78147, 111965, 130245, 143955, 182343, 201537, 303905, 335895, 390735, 425467, 547029, 911715, 1007685, 1276401, 2127335, 2735145, 3829203, 6382005, 19146015]

約数ペア:

[(1, 19146015), (3, 6382005), (5, 3829203), (7, 2735145), (9, 2127335), (15, 1276401), (19, 1007685), (21, 911715), (35, 547029), (45, 425467), (49, 390735), (57, 335895), (63, 303905), (95, 201537), (105, 182343), (133, 143955), (147, 130245), (171, 111965), (245, 78147), (285, 67179), (315, 60781), (399, 47985), (441, 43415), (457, 41895), (665, 28791), (735, 26049), (855, 22393), (931, 20565), (1197, 15995), (1371, 13965), (1995, 9597), (2205, 8683), (2285, 8379), (2793, 6855), (3199, 5985), (4113, 4655)]