18975276

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{7639}}^1$

素因数の和:7675

約数の個数: 48

約数和(自身を含む): 51340800

約数和(自身を除く): 32365524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 7639, 15278, 22917, 30556, 45834, 68751, 91668, 137502, 175697, 206253, 275004, 351394, 412506, 527091, 702788, 825012, 1054182, 1581273, 2108364, 3162546, 4743819, 6325092, 9487638, 18975276]

約数ペア:

[(1, 18975276), (2, 9487638), (3, 6325092), (4, 4743819), (6, 3162546), (9, 2108364), (12, 1581273), (18, 1054182), (23, 825012), (27, 702788), (36, 527091), (46, 412506), (54, 351394), (69, 275004), (92, 206253), (108, 175697), (138, 137502), (207, 91668), (276, 68751), (414, 45834), (621, 30556), (828, 22917), (1242, 15278), (2484, 7639)]