18288588

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 46328128

約数和(自身を除く): 28039540

約数列:

[1, 2, 3, 4, 6, 12, 23, 43, 46, 67, 69, 86, 92, 129, 134, 138, 172, 201, 258, 268, 276, 402, 516, 529, 804, 989, 1058, 1541, 1587, 1978, 2116, 2881, 2967, 3082, 3174, 3956, 4623, 5762, 5934, 6164, 6348, 8643, 9246, 11524, 11868, 17286, 18492, 22747, 34572, 35443, 45494, 66263, 68241, 70886, 90988, 106329, 132526, 136482, 141772, 198789, 212658, 265052, 272964, 397578, 425316, 795156, 1524049, 3048098, 4572147, 6096196, 9144294, 18288588]

約数ペア:

[(1, 18288588), (2, 9144294), (3, 6096196), (4, 4572147), (6, 3048098), (12, 1524049), (23, 795156), (43, 425316), (46, 397578), (67, 272964), (69, 265052), (86, 212658), (92, 198789), (129, 141772), (134, 136482), (138, 132526), (172, 106329), (201, 90988), (258, 70886), (268, 68241), (276, 66263), (402, 45494), (516, 35443), (529, 34572), (804, 22747), (989, 18492), (1058, 17286), (1541, 11868), (1587, 11524), (1978, 9246), (2116, 8643), (2881, 6348), (2967, 6164), (3082, 5934), (3174, 5762), (3956, 4623)]