17963218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 15421742

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 229, 431, 458, 862, 1603, 2977, 3017, 3206, 5603, 5954, 6034, 11206, 20839, 39221, 41678, 78442, 98699, 197398, 690893, 1283087, 1381786, 2566174, 8981609, 17963218]

約数ペア:

[(1, 17963218), (2, 8981609), (7, 2566174), (13, 1381786), (14, 1283087), (26, 690893), (91, 197398), (182, 98699), (229, 78442), (431, 41678), (458, 39221), (862, 20839), (1603, 11206), (2977, 6034), (3017, 5954), (3206, 5603)]