18090635

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 24494400

約数和(自身を除く): 6403765

約数列:

[1, 5, 17, 29, 41, 85, 145, 179, 205, 493, 697, 895, 1189, 2465, 3043, 3485, 5191, 5945, 7339, 15215, 20213, 25955, 36695, 88247, 101065, 124763, 212831, 441235, 623815, 1064155, 3618127, 18090635]

約数ペア:

[(1, 18090635), (5, 3618127), (17, 1064155), (29, 623815), (41, 441235), (85, 212831), (145, 124763), (179, 101065), (205, 88247), (493, 36695), (697, 25955), (895, 20213), (1189, 15215), (2465, 7339), (3043, 5945), (3485, 5191)]