20171618748

素因数分解:

$2^2\times 3^2\times {\mathrm{2269}}^1\times {\mathrm{246947}}^1$

素因数の和:249226

約数の個数: 36

約数和(自身を含む): 51012048360

約数和(自身を除く): 30840429612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2269, 4538, 6807, 9076, 13614, 20421, 27228, 40842, 81684, 246947, 493894, 740841, 987788, 1481682, 2222523, 2963364, 4445046, 8890092, 560322743, 1120645486, 1680968229, 2241290972, 3361936458, 5042904687, 6723872916, 10085809374, 20171618748]

約数ペア:

[(1, 20171618748), (2, 10085809374), (3, 6723872916), (4, 5042904687), (6, 3361936458), (9, 2241290972), (12, 1680968229), (18, 1120645486), (36, 560322743), (2269, 8890092), (4538, 4445046), (6807, 2963364), (9076, 2222523), (13614, 1481682), (20421, 987788), (27228, 740841), (40842, 493894), (81684, 246947)]