20187124484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{35851}}^1$

素因数の和:36144

約数の個数: 48

約数和(自身を含む): 38548070400

約数和(自身を除く): 18360945916

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 239, 478, 589, 956, 1178, 2356, 4541, 7409, 9082, 14818, 18164, 29636, 35851, 71702, 140771, 143404, 281542, 563084, 681169, 1111381, 1362338, 2222762, 2724676, 4445524, 8568389, 17136778, 21116239, 34273556, 42232478, 84464956, 162799391, 265620059, 325598782, 531240118, 651197564, 1062480236, 5046781121, 10093562242, 20187124484]

約数ペア:

[(1, 20187124484), (2, 10093562242), (4, 5046781121), (19, 1062480236), (31, 651197564), (38, 531240118), (62, 325598782), (76, 265620059), (124, 162799391), (239, 84464956), (478, 42232478), (589, 34273556), (956, 21116239), (1178, 17136778), (2356, 8568389), (4541, 4445524), (7409, 2724676), (9082, 2222762), (14818, 1362338), (18164, 1111381), (29636, 681169), (35851, 563084), (71702, 281542), (140771, 143404)]