4018994

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 7516800

約数和(自身を除く): 3497806

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 521, 551, 1042, 1102, 3647, 3857, 7294, 7714, 9899, 15109, 19798, 30218, 69293, 105763, 138586, 211526, 287071, 574142, 2009497, 4018994]

約数ペア:

[(1, 4018994), (2, 2009497), (7, 574142), (14, 287071), (19, 211526), (29, 138586), (38, 105763), (58, 69293), (133, 30218), (203, 19798), (266, 15109), (406, 9899), (521, 7714), (551, 7294), (1042, 3857), (1102, 3647)]