18368140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{18743}}^1$

素因数の和:18766

約数の個数: 36

約数和(自身を含む): 44873136

約数和(自身を除く): 26504996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 18743, 37486, 74972, 93715, 131201, 187430, 262402, 374860, 524804, 656005, 918407, 1312010, 1836814, 2624020, 3673628, 4592035, 9184070, 18368140]

約数ペア:

[(1, 18368140), (2, 9184070), (4, 4592035), (5, 3673628), (7, 2624020), (10, 1836814), (14, 1312010), (20, 918407), (28, 656005), (35, 524804), (49, 374860), (70, 262402), (98, 187430), (140, 131201), (196, 93715), (245, 74972), (490, 37486), (980, 18743)]