20165916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{367}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 49871360

約数和(自身を除く): 29705444

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 241, 367, 482, 723, 734, 964, 1101, 1446, 1468, 2202, 2892, 4404, 4579, 6973, 9158, 13737, 13946, 18316, 20919, 27474, 27892, 41838, 54948, 83676, 88447, 176894, 265341, 353788, 530682, 1061364, 1680493, 3360986, 5041479, 6721972, 10082958, 20165916]

約数ペア:

[(1, 20165916), (2, 10082958), (3, 6721972), (4, 5041479), (6, 3360986), (12, 1680493), (19, 1061364), (38, 530682), (57, 353788), (76, 265341), (114, 176894), (228, 88447), (241, 83676), (367, 54948), (482, 41838), (723, 27892), (734, 27474), (964, 20919), (1101, 18316), (1446, 13946), (1468, 13737), (2202, 9158), (2892, 6973), (4404, 4579)]