18489096

素因数分解:

$2^3\times 3^2\times {\mathrm{491}}^1\times {\mathrm{523}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 50272560

約数和(自身を除く): 31783464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 491, 523, 982, 1046, 1473, 1569, 1964, 2092, 2946, 3138, 3928, 4184, 4419, 4707, 5892, 6276, 8838, 9414, 11784, 12552, 17676, 18828, 35352, 37656, 256793, 513586, 770379, 1027172, 1540758, 2054344, 2311137, 3081516, 4622274, 6163032, 9244548, 18489096]

約数ペア:

[(1, 18489096), (2, 9244548), (3, 6163032), (4, 4622274), (6, 3081516), (8, 2311137), (9, 2054344), (12, 1540758), (18, 1027172), (24, 770379), (36, 513586), (72, 256793), (491, 37656), (523, 35352), (982, 18828), (1046, 17676), (1473, 12552), (1569, 11784), (1964, 9414), (2092, 8838), (2946, 6276), (3138, 5892), (3928, 4707), (4184, 4419)]