18706410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 50572800

約数和(自身を除く): 31866390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 877, 1185, 1422, 1754, 2133, 2370, 2631, 3555, 4266, 4385, 5262, 7110, 7893, 8770, 10665, 13155, 15786, 21330, 23679, 26310, 39465, 47358, 69283, 78930, 118395, 138566, 207849, 236790, 346415, 415698, 623547, 692830, 1039245, 1247094, 1870641, 2078490, 3117735, 3741282, 6235470, 9353205, 18706410]

約数ペア:

[(1, 18706410), (2, 9353205), (3, 6235470), (5, 3741282), (6, 3117735), (9, 2078490), (10, 1870641), (15, 1247094), (18, 1039245), (27, 692830), (30, 623547), (45, 415698), (54, 346415), (79, 236790), (90, 207849), (135, 138566), (158, 118395), (237, 78930), (270, 69283), (395, 47358), (474, 39465), (711, 26310), (790, 23679), (877, 21330), (1185, 15786), (1422, 13155), (1754, 10665), (2133, 8770), (2370, 7893), (2631, 7110), (3555, 5262), (4266, 4385)]