18451394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{911}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 13723966

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 247, 494, 533, 779, 911, 1066, 1558, 1822, 10127, 11843, 17309, 20254, 23686, 34618, 37351, 74702, 225017, 450034, 485563, 709669, 971126, 1419338, 9225697, 18451394]

約数ペア:

[(1, 18451394), (2, 9225697), (13, 1419338), (19, 971126), (26, 709669), (38, 485563), (41, 450034), (82, 225017), (247, 74702), (494, 37351), (533, 34618), (779, 23686), (911, 20254), (1066, 17309), (1558, 11843), (1822, 10127)]