20318448

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22279}}^1$

素因数の和:22309

約数の個数: 40

約数和(自身を含む): 55254400

約数和(自身を除く): 34935952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22279, 44558, 66837, 89116, 133674, 178232, 267348, 356464, 423301, 534696, 846602, 1069392, 1269903, 1693204, 2539806, 3386408, 5079612, 6772816, 10159224, 20318448]

約数ペア:

[(1, 20318448), (2, 10159224), (3, 6772816), (4, 5079612), (6, 3386408), (8, 2539806), (12, 1693204), (16, 1269903), (19, 1069392), (24, 846602), (38, 534696), (48, 423301), (57, 356464), (76, 267348), (114, 178232), (152, 133674), (228, 89116), (304, 66837), (456, 44558), (912, 22279)]