11818690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 23068080

約数和(自身を除く): 11249390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 397, 458, 794, 1145, 1985, 2290, 2977, 3970, 5161, 5954, 10322, 14885, 25805, 29770, 51610, 90913, 181826, 454565, 909130, 1181869, 2363738, 5909345, 11818690]

約数ペア:

[(1, 11818690), (2, 5909345), (5, 2363738), (10, 1181869), (13, 909130), (26, 454565), (65, 181826), (130, 90913), (229, 51610), (397, 29770), (458, 25805), (794, 14885), (1145, 10322), (1985, 5954), (2290, 5161), (2977, 3970)]