20118402

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^2\times {\mathrm{443}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 46406880

約数和(自身を除く): 26288478

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 443, 522, 783, 841, 886, 1329, 1566, 1682, 2523, 2658, 3987, 5046, 7569, 7974, 11961, 12847, 15138, 22707, 23922, 25694, 38541, 45414, 77082, 115623, 231246, 346869, 372563, 693738, 745126, 1117689, 2235378, 3353067, 6706134, 10059201, 20118402]

約数ペア:

[(1, 20118402), (2, 10059201), (3, 6706134), (6, 3353067), (9, 2235378), (18, 1117689), (27, 745126), (29, 693738), (54, 372563), (58, 346869), (87, 231246), (174, 115623), (261, 77082), (443, 45414), (522, 38541), (783, 25694), (841, 23922), (886, 22707), (1329, 15138), (1566, 12847), (1682, 11961), (2523, 7974), (2658, 7569), (3987, 5046)]