18985920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19777}}^1$

素因数の和:19797

約数の個数: 56

約数和(自身を含む): 60283344

約数和(自身を除く): 41297424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 19777, 39554, 59331, 79108, 98885, 118662, 158216, 197770, 237324, 296655, 316432, 395540, 474648, 593310, 632864, 791080, 949296, 1186620, 1265728, 1582160, 1898592, 2373240, 3164320, 3797184, 4746480, 6328640, 9492960, 18985920]

約数ペア:

[(1, 18985920), (2, 9492960), (3, 6328640), (4, 4746480), (5, 3797184), (6, 3164320), (8, 2373240), (10, 1898592), (12, 1582160), (15, 1265728), (16, 1186620), (20, 949296), (24, 791080), (30, 632864), (32, 593310), (40, 474648), (48, 395540), (60, 316432), (64, 296655), (80, 237324), (96, 197770), (120, 158216), (160, 118662), (192, 98885), (240, 79108), (320, 59331), (480, 39554), (960, 19777)]