20145952

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 43477560

約数和(自身を除く): 23331608

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1277, 1972, 2554, 3944, 5108, 7888, 10216, 15776, 20432, 21709, 37033, 40864, 43418, 74066, 86836, 148132, 173672, 296264, 347344, 592528, 629561, 694688, 1185056, 1259122, 2518244, 5036488, 10072976, 20145952]

約数ペア:

[(1, 20145952), (2, 10072976), (4, 5036488), (8, 2518244), (16, 1259122), (17, 1185056), (29, 694688), (32, 629561), (34, 592528), (58, 347344), (68, 296264), (116, 173672), (136, 148132), (232, 86836), (272, 74066), (464, 43418), (493, 40864), (544, 37033), (928, 21709), (986, 20432), (1277, 15776), (1972, 10216), (2554, 7888), (3944, 5108)]