18733815

素因数分解:

$3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{919}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 33561600

約数和(自身を除く): 14827785

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151, 453, 755, 919, 1359, 2265, 2757, 4077, 4595, 6795, 8271, 13785, 20385, 24813, 41355, 124065, 138769, 416307, 693845, 1248921, 2081535, 3746763, 6244605, 18733815]

約数ペア:

[(1, 18733815), (3, 6244605), (5, 3746763), (9, 2081535), (15, 1248921), (27, 693845), (45, 416307), (135, 138769), (151, 124065), (453, 41355), (755, 24813), (919, 20385), (1359, 13785), (2265, 8271), (2757, 6795), (4077, 4595)]