20535516

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18401}}^1$

素因数の和:18442

約数の個数: 36

約数和(自身を含む): 53586624

約数和(自身を除く): 33051108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18401, 36802, 55203, 73604, 110406, 165609, 220812, 331218, 570431, 662436, 1140862, 1711293, 2281724, 3422586, 5133879, 6845172, 10267758, 20535516]

約数ペア:

[(1, 20535516), (2, 10267758), (3, 6845172), (4, 5133879), (6, 3422586), (9, 2281724), (12, 1711293), (18, 1140862), (31, 662436), (36, 570431), (62, 331218), (93, 220812), (124, 165609), (186, 110406), (279, 73604), (372, 55203), (558, 36802), (1116, 18401)]