18802410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 49641984

約数和(自身を除く): 30839574

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 227, 251, 330, 454, 502, 681, 753, 1135, 1255, 1362, 1506, 2270, 2497, 2510, 2761, 3405, 3765, 4994, 5522, 6810, 7491, 7530, 8283, 12485, 13805, 14982, 16566, 24970, 27610, 37455, 41415, 56977, 74910, 82830, 113954, 170931, 284885, 341862, 569770, 626747, 854655, 1253494, 1709310, 1880241, 3133735, 3760482, 6267470, 9401205, 18802410]

約数ペア:

[(1, 18802410), (2, 9401205), (3, 6267470), (5, 3760482), (6, 3133735), (10, 1880241), (11, 1709310), (15, 1253494), (22, 854655), (30, 626747), (33, 569770), (55, 341862), (66, 284885), (110, 170931), (165, 113954), (227, 82830), (251, 74910), (330, 56977), (454, 41415), (502, 37455), (681, 27610), (753, 24970), (1135, 16566), (1255, 14982), (1362, 13805), (1506, 12485), (2270, 8283), (2497, 7530), (2510, 7491), (2761, 6810), (3405, 5522), (3765, 4994)]