19777830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1889}}^1$

素因数の和:2248

約数の個数: 32

約数和(自身を含む): 47628000

約数和(自身を除く): 27850170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 1889, 2094, 3490, 3778, 5235, 5667, 9445, 10470, 11334, 18890, 28335, 56670, 659261, 1318522, 1977783, 3296305, 3955566, 6592610, 9888915, 19777830]

約数ペア:

[(1, 19777830), (2, 9888915), (3, 6592610), (5, 3955566), (6, 3296305), (10, 1977783), (15, 1318522), (30, 659261), (349, 56670), (698, 28335), (1047, 18890), (1745, 11334), (1889, 10470), (2094, 9445), (3490, 5667), (3778, 5235)]