20305684

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 44513280

約数和(自身を除く): 24207596

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1471, 1972, 2942, 3451, 5884, 6902, 10297, 13804, 20594, 25007, 41188, 42659, 50014, 85318, 100028, 170636, 175049, 298613, 350098, 597226, 700196, 725203, 1194452, 1450406, 2900812, 5076421, 10152842, 20305684]

約数ペア:

[(1, 20305684), (2, 10152842), (4, 5076421), (7, 2900812), (14, 1450406), (17, 1194452), (28, 725203), (29, 700196), (34, 597226), (58, 350098), (68, 298613), (116, 175049), (119, 170636), (203, 100028), (238, 85318), (406, 50014), (476, 42659), (493, 41188), (812, 25007), (986, 20594), (1471, 13804), (1972, 10297), (2942, 6902), (3451, 5884)]