18163130

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 33566400

約数和(自身を除く): 15403270

約数列:

[1, 2, 5, 10, 73, 139, 146, 179, 278, 358, 365, 695, 730, 895, 1390, 1790, 10147, 13067, 20294, 24881, 26134, 49762, 50735, 65335, 101470, 124405, 130670, 248810, 1816313, 3632626, 9081565, 18163130]

約数ペア:

[(1, 18163130), (2, 9081565), (5, 3632626), (10, 1816313), (73, 248810), (139, 130670), (146, 124405), (179, 101470), (278, 65335), (358, 50735), (365, 49762), (695, 26134), (730, 24881), (895, 20294), (1390, 13067), (1790, 10147)]