18198258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 40002336

約数和(自身を除く): 21804078

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 137, 169, 262, 274, 338, 393, 411, 507, 786, 822, 1014, 1703, 1781, 3406, 3562, 5109, 5343, 10218, 10686, 17947, 22139, 23153, 35894, 44278, 46306, 53841, 66417, 69459, 107682, 132834, 138918, 233311, 466622, 699933, 1399866, 3033043, 6066086, 9099129, 18198258]

約数ペア:

[(1, 18198258), (2, 9099129), (3, 6066086), (6, 3033043), (13, 1399866), (26, 699933), (39, 466622), (78, 233311), (131, 138918), (137, 132834), (169, 107682), (262, 69459), (274, 66417), (338, 53841), (393, 46306), (411, 44278), (507, 35894), (786, 23153), (822, 22139), (1014, 17947), (1703, 10686), (1781, 10218), (3406, 5343), (3562, 5109)]