18860898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 45308160

約数和(自身を除く): 26447262

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 53, 74, 106, 111, 159, 222, 229, 259, 318, 371, 458, 518, 687, 742, 777, 1113, 1374, 1554, 1603, 1961, 2226, 3206, 3922, 4809, 5883, 8473, 9618, 11766, 12137, 13727, 16946, 24274, 25419, 27454, 36411, 41181, 50838, 59311, 72822, 82362, 84959, 118622, 169918, 177933, 254877, 355866, 449069, 509754, 898138, 1347207, 2694414, 3143483, 6286966, 9430449, 18860898]

約数ペア:

[(1, 18860898), (2, 9430449), (3, 6286966), (6, 3143483), (7, 2694414), (14, 1347207), (21, 898138), (37, 509754), (42, 449069), (53, 355866), (74, 254877), (106, 177933), (111, 169918), (159, 118622), (222, 84959), (229, 82362), (259, 72822), (318, 59311), (371, 50838), (458, 41181), (518, 36411), (687, 27454), (742, 25419), (777, 24274), (1113, 16946), (1374, 13727), (1554, 12137), (1603, 11766), (1961, 9618), (2226, 8473), (3206, 5883), (3922, 4809)]