16426564

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 38495520

約数和(自身を除く): 22068956

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 401, 418, 532, 539, 802, 836, 931, 1078, 1463, 1604, 1862, 2156, 2807, 2926, 3724, 4411, 5614, 5852, 7619, 8822, 10241, 11228, 15238, 17644, 19649, 20482, 30476, 30877, 39298, 40964, 53333, 61754, 78596, 83809, 106666, 123508, 167618, 213332, 216139, 335236, 373331, 432278, 586663, 746662, 864556, 1173326, 1493324, 2346652, 4106641, 8213282, 16426564]

約数ペア:

[(1, 16426564), (2, 8213282), (4, 4106641), (7, 2346652), (11, 1493324), (14, 1173326), (19, 864556), (22, 746662), (28, 586663), (38, 432278), (44, 373331), (49, 335236), (76, 216139), (77, 213332), (98, 167618), (133, 123508), (154, 106666), (196, 83809), (209, 78596), (266, 61754), (308, 53333), (401, 40964), (418, 39298), (532, 30877), (539, 30476), (802, 20482), (836, 19649), (931, 17644), (1078, 15238), (1463, 11228), (1604, 10241), (1862, 8822), (2156, 7619), (2807, 5852), (2926, 5614), (3724, 4411)]