18185584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:557

約数の個数: 40

約数和(自身を含む): 37418240

約数和(自身を除く): 19232656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 163, 304, 326, 367, 652, 734, 1304, 1468, 2608, 2936, 3097, 5872, 6194, 6973, 12388, 13946, 24776, 27892, 49552, 55784, 59821, 111568, 119642, 239284, 478568, 957136, 1136599, 2273198, 4546396, 9092792, 18185584]

約数ペア:

[(1, 18185584), (2, 9092792), (4, 4546396), (8, 2273198), (16, 1136599), (19, 957136), (38, 478568), (76, 239284), (152, 119642), (163, 111568), (304, 59821), (326, 55784), (367, 49552), (652, 27892), (734, 24776), (1304, 13946), (1468, 12388), (2608, 6973), (2936, 6194), (3097, 5872)]