18880856

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 37044000

約数和(自身を除く): 18163144

約数列:

[1, 2, 4, 8, 29, 58, 97, 116, 194, 232, 388, 776, 839, 1678, 2813, 3356, 5626, 6712, 11252, 22504, 24331, 48662, 81383, 97324, 162766, 194648, 325532, 651064, 2360107, 4720214, 9440428, 18880856]

約数ペア:

[(1, 18880856), (2, 9440428), (4, 4720214), (8, 2360107), (29, 651064), (58, 325532), (97, 194648), (116, 162766), (194, 97324), (232, 81383), (388, 48662), (776, 24331), (839, 22504), (1678, 11252), (2813, 6712), (3356, 5626)]