18861752

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1993}}^1$

素因数の和:2032

約数の個数: 48

約数和(自身を含む): 43788240

約数和(自身を除く): 24926488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 1993, 2366, 3986, 4732, 7972, 9464, 13951, 15944, 25909, 27902, 51818, 55804, 103636, 111608, 181363, 207272, 336817, 362726, 673634, 725452, 1347268, 1450904, 2357719, 2694536, 4715438, 9430876, 18861752]

約数ペア:

[(1, 18861752), (2, 9430876), (4, 4715438), (7, 2694536), (8, 2357719), (13, 1450904), (14, 1347268), (26, 725452), (28, 673634), (52, 362726), (56, 336817), (91, 207272), (104, 181363), (169, 111608), (182, 103636), (338, 55804), (364, 51818), (676, 27902), (728, 25909), (1183, 15944), (1352, 13951), (1993, 9464), (2366, 7972), (3986, 4732)]