18778626

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:775

約数の個数: 48

約数和(自身を含む): 43153344

約数和(自身を除く): 24374718

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 67, 69, 134, 138, 201, 207, 402, 414, 603, 677, 1206, 1354, 1541, 2031, 3082, 4062, 4623, 6093, 9246, 12186, 13869, 15571, 27738, 31142, 45359, 46713, 90718, 93426, 136077, 140139, 272154, 280278, 408231, 816462, 1043257, 2086514, 3129771, 6259542, 9389313, 18778626]

約数ペア:

[(1, 18778626), (2, 9389313), (3, 6259542), (6, 3129771), (9, 2086514), (18, 1043257), (23, 816462), (46, 408231), (67, 280278), (69, 272154), (134, 140139), (138, 136077), (201, 93426), (207, 90718), (402, 46713), (414, 45359), (603, 31142), (677, 27738), (1206, 15571), (1354, 13869), (1541, 12186), (2031, 9246), (3082, 6093), (4062, 4623)]