15513804

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 42464240

約数和(自身を除く): 26950436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 613, 666, 684, 703, 1226, 1332, 1406, 1839, 2109, 2452, 2812, 3678, 4218, 5517, 6327, 7356, 8436, 11034, 11647, 12654, 22068, 22681, 23294, 25308, 34941, 45362, 46588, 68043, 69882, 90724, 104823, 136086, 139764, 204129, 209646, 272172, 408258, 419292, 430939, 816516, 861878, 1292817, 1723756, 2585634, 3878451, 5171268, 7756902, 15513804]

約数ペア:

[(1, 15513804), (2, 7756902), (3, 5171268), (4, 3878451), (6, 2585634), (9, 1723756), (12, 1292817), (18, 861878), (19, 816516), (36, 430939), (37, 419292), (38, 408258), (57, 272172), (74, 209646), (76, 204129), (111, 139764), (114, 136086), (148, 104823), (171, 90724), (222, 69882), (228, 68043), (333, 46588), (342, 45362), (444, 34941), (613, 25308), (666, 23294), (684, 22681), (703, 22068), (1226, 12654), (1332, 11647), (1406, 11034), (1839, 8436), (2109, 7356), (2452, 6327), (2812, 5517), (3678, 4218)]