20451372

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{4721}}^1$

素因数の和:4766

約数の個数: 36

約数和(自身を含む): 50374296

約数和(自身を除く): 29922924

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 361, 722, 1083, 1444, 2166, 4332, 4721, 9442, 14163, 18884, 28326, 56652, 89699, 179398, 269097, 358796, 538194, 1076388, 1704281, 3408562, 5112843, 6817124, 10225686, 20451372]

約数ペア:

[(1, 20451372), (2, 10225686), (3, 6817124), (4, 5112843), (6, 3408562), (12, 1704281), (19, 1076388), (38, 538194), (57, 358796), (76, 269097), (114, 179398), (228, 89699), (361, 56652), (722, 28326), (1083, 18884), (1444, 14163), (2166, 9442), (4332, 4721)]