2218213556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{701}}^1$

素因数の和:913

約数の個数: 72

約数和(自身を含む): 4374010368

約数和(自身を除く): 2155796812

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 151, 169, 302, 338, 403, 604, 676, 701, 806, 1402, 1612, 1963, 2804, 3926, 4681, 5239, 7852, 9113, 9362, 10478, 18226, 18724, 20956, 21731, 25519, 36452, 43462, 51038, 60853, 86924, 102076, 105851, 118469, 121706, 211702, 236938, 243412, 282503, 423404, 473876, 565006, 791089, 1130012, 1376063, 1582178, 2752126, 3164356, 3281381, 3672539, 5504252, 6562762, 7345078, 13125524, 14690156, 17888819, 35777638, 42657953, 71555276, 85315906, 170631812, 554553389, 1109106778, 2218213556]

約数ペア:

[(1, 2218213556), (2, 1109106778), (4, 554553389), (13, 170631812), (26, 85315906), (31, 71555276), (52, 42657953), (62, 35777638), (124, 17888819), (151, 14690156), (169, 13125524), (302, 7345078), (338, 6562762), (403, 5504252), (604, 3672539), (676, 3281381), (701, 3164356), (806, 2752126), (1402, 1582178), (1612, 1376063), (1963, 1130012), (2804, 791089), (3926, 565006), (4681, 473876), (5239, 423404), (7852, 282503), (9113, 243412), (9362, 236938), (10478, 211702), (18226, 121706), (18724, 118469), (20956, 105851), (21731, 102076), (25519, 86924), (36452, 60853), (43462, 51038)]