18778973874

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{70729}}^1$

素因数の和:70907

約数の個数: 64

約数和(自身を含む): 42166396800

約数和(自身を除く): 23387422926

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 137, 274, 323, 411, 646, 822, 969, 1938, 2329, 2603, 4658, 5206, 6987, 7809, 13974, 15618, 44251, 70729, 88502, 132753, 141458, 212187, 265506, 424374, 1202393, 1343851, 2404786, 2687702, 3607179, 4031553, 7214358, 8063106, 9689873, 19379746, 22845467, 29069619, 45690934, 58139238, 68536401, 137072802, 164727841, 184107587, 329455682, 368215174, 494183523, 552322761, 988367046, 1104645522, 3129828979, 6259657958, 9389486937, 18778973874]

約数ペア:

[(1, 18778973874), (2, 9389486937), (3, 6259657958), (6, 3129828979), (17, 1104645522), (19, 988367046), (34, 552322761), (38, 494183523), (51, 368215174), (57, 329455682), (102, 184107587), (114, 164727841), (137, 137072802), (274, 68536401), (323, 58139238), (411, 45690934), (646, 29069619), (822, 22845467), (969, 19379746), (1938, 9689873), (2329, 8063106), (2603, 7214358), (4658, 4031553), (5206, 3607179), (6987, 2687702), (7809, 2404786), (13974, 1343851), (15618, 1202393), (44251, 424374), (70729, 265506), (88502, 212187), (132753, 141458)]