19224340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 42223104

約数和(自身を除く): 22998764

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 101, 124, 155, 202, 307, 310, 404, 505, 614, 620, 1010, 1228, 1535, 2020, 3070, 3131, 6140, 6262, 9517, 12524, 15655, 19034, 31007, 31310, 38068, 47585, 62014, 62620, 95170, 124028, 155035, 190340, 310070, 620140, 961217, 1922434, 3844868, 4806085, 9612170, 19224340]

約数ペア:

[(1, 19224340), (2, 9612170), (4, 4806085), (5, 3844868), (10, 1922434), (20, 961217), (31, 620140), (62, 310070), (101, 190340), (124, 155035), (155, 124028), (202, 95170), (307, 62620), (310, 62014), (404, 47585), (505, 38068), (614, 31310), (620, 31007), (1010, 19034), (1228, 15655), (1535, 12524), (2020, 9517), (3070, 6262), (3131, 6140)]