18172830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2741}}^1$

素因数の和:2781

約数の個数: 64

約数和(自身を含む): 49750848

約数和(自身を除く): 31578018

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 2741, 3315, 5482, 6630, 8223, 13705, 16446, 27410, 35633, 41115, 46597, 71266, 82230, 93194, 106899, 139791, 178165, 213798, 232985, 279582, 356330, 465970, 534495, 605761, 698955, 1068990, 1211522, 1397910, 1817283, 3028805, 3634566, 6057610, 9086415, 18172830]

約数ペア:

[(1, 18172830), (2, 9086415), (3, 6057610), (5, 3634566), (6, 3028805), (10, 1817283), (13, 1397910), (15, 1211522), (17, 1068990), (26, 698955), (30, 605761), (34, 534495), (39, 465970), (51, 356330), (65, 279582), (78, 232985), (85, 213798), (102, 178165), (130, 139791), (170, 106899), (195, 93194), (221, 82230), (255, 71266), (390, 46597), (442, 41115), (510, 35633), (663, 27410), (1105, 16446), (1326, 13705), (2210, 8223), (2741, 6630), (3315, 5482)]