18794820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28477}}^1$

素因数の和:28500

約数の個数: 48

約数和(自身を含む): 57411648

約数和(自身を除く): 38616828

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 28477, 56954, 85431, 113908, 142385, 170862, 284770, 313247, 341724, 427155, 569540, 626494, 854310, 939741, 1252988, 1566235, 1708620, 1879482, 3132470, 3758964, 4698705, 6264940, 9397410, 18794820]

約数ペア:

[(1, 18794820), (2, 9397410), (3, 6264940), (4, 4698705), (5, 3758964), (6, 3132470), (10, 1879482), (11, 1708620), (12, 1566235), (15, 1252988), (20, 939741), (22, 854310), (30, 626494), (33, 569540), (44, 427155), (55, 341724), (60, 313247), (66, 284770), (110, 170862), (132, 142385), (165, 113908), (220, 85431), (330, 56954), (660, 28477)]