19856403684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{42428213}}^1$

素因数の和:42428236

約数の個数: 36

約数和(自身を含む): 54053544636

約数和(自身を除く): 34197140952

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 42428213, 84856426, 127284639, 169712852, 254569278, 381853917, 509138556, 551566769, 763707834, 1103133538, 1527415668, 1654700307, 2206267076, 3309400614, 4964100921, 6618801228, 9928201842, 19856403684]

約数ペア:

[(1, 19856403684), (2, 9928201842), (3, 6618801228), (4, 4964100921), (6, 3309400614), (9, 2206267076), (12, 1654700307), (13, 1527415668), (18, 1103133538), (26, 763707834), (36, 551566769), (39, 509138556), (52, 381853917), (78, 254569278), (117, 169712852), (156, 127284639), (234, 84856426), (468, 42428213)]