1818388

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:73

約数の個数: 54

約数和(自身を含む): 4001438

約数和(自身を除く): 2183050

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 121, 143, 187, 221, 242, 286, 289, 374, 442, 484, 572, 578, 748, 884, 1156, 1573, 2057, 2431, 3146, 3179, 3757, 4114, 4862, 6292, 6358, 7514, 8228, 9724, 12716, 15028, 26741, 34969, 41327, 53482, 69938, 82654, 106964, 139876, 165308, 454597, 909194, 1818388]

約数ペア:

[(1, 1818388), (2, 909194), (4, 454597), (11, 165308), (13, 139876), (17, 106964), (22, 82654), (26, 69938), (34, 53482), (44, 41327), (52, 34969), (68, 26741), (121, 15028), (143, 12716), (187, 9724), (221, 8228), (242, 7514), (286, 6358), (289, 6292), (374, 4862), (442, 4114), (484, 3757), (572, 3179), (578, 3146), (748, 2431), (884, 2057), (1156, 1573)]