18464504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 36652800

約数和(自身を除く): 18188296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 331, 367, 662, 734, 1324, 1468, 2648, 2936, 6289, 6973, 12578, 13946, 25156, 27892, 50312, 55784, 121477, 242954, 485908, 971816, 2308063, 4616126, 9232252, 18464504]

約数ペア:

[(1, 18464504), (2, 9232252), (4, 4616126), (8, 2308063), (19, 971816), (38, 485908), (76, 242954), (152, 121477), (331, 55784), (367, 50312), (662, 27892), (734, 25156), (1324, 13946), (1468, 12578), (2648, 6973), (2936, 6289)]