18557812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2999}}^1$

素因数の和:3040

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 23778188

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 2999, 3094, 5998, 6188, 11996, 20993, 38987, 41986, 50983, 77974, 83972, 101966, 155948, 203932, 272909, 356881, 545818, 662779, 713762, 1091636, 1325558, 1427524, 2651116, 4639453, 9278906, 18557812]

約数ペア:

[(1, 18557812), (2, 9278906), (4, 4639453), (7, 2651116), (13, 1427524), (14, 1325558), (17, 1091636), (26, 713762), (28, 662779), (34, 545818), (52, 356881), (68, 272909), (91, 203932), (119, 155948), (182, 101966), (221, 83972), (238, 77974), (364, 50983), (442, 41986), (476, 38987), (884, 20993), (1547, 11996), (2999, 6188), (3094, 5998)]