18279930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 47184768

約数和(自身を除く): 28904838

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 73, 85, 102, 146, 170, 219, 255, 365, 438, 491, 510, 730, 982, 1095, 1241, 1473, 2190, 2455, 2482, 2946, 3723, 4910, 6205, 7365, 7446, 8347, 12410, 14730, 16694, 18615, 25041, 35843, 37230, 41735, 50082, 71686, 83470, 107529, 125205, 179215, 215058, 250410, 358430, 537645, 609331, 1075290, 1218662, 1827993, 3046655, 3655986, 6093310, 9139965, 18279930]

約数ペア:

[(1, 18279930), (2, 9139965), (3, 6093310), (5, 3655986), (6, 3046655), (10, 1827993), (15, 1218662), (17, 1075290), (30, 609331), (34, 537645), (51, 358430), (73, 250410), (85, 215058), (102, 179215), (146, 125205), (170, 107529), (219, 83470), (255, 71686), (365, 50082), (438, 41735), (491, 37230), (510, 35843), (730, 25041), (982, 18615), (1095, 16694), (1241, 14730), (1473, 12410), (2190, 8347), (2455, 7446), (2482, 7365), (2946, 6205), (3723, 4910)]