20399907843

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{83177}}^1$

素因数の和:83436

約数の個数: 48

約数和(自身を含む): 35813119680

約数和(自身を除く): 15413211837

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 229, 357, 687, 1071, 1603, 2061, 3893, 4809, 11679, 14427, 27251, 35037, 81753, 83177, 245259, 249531, 582239, 748593, 1414009, 1746717, 4242027, 5240151, 9898063, 12726081, 19047533, 29694189, 57142599, 89082567, 133332731, 171427797, 323808061, 399998193, 971424183, 1199994579, 2266656427, 2914272549, 6799969281, 20399907843]

約数ペア:

[(1, 20399907843), (3, 6799969281), (7, 2914272549), (9, 2266656427), (17, 1199994579), (21, 971424183), (51, 399998193), (63, 323808061), (119, 171427797), (153, 133332731), (229, 89082567), (357, 57142599), (687, 29694189), (1071, 19047533), (1603, 12726081), (2061, 9898063), (3893, 5240151), (4809, 4242027), (11679, 1746717), (14427, 1414009), (27251, 748593), (35037, 582239), (81753, 249531), (83177, 245259)]