20512172358

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{10267}}^1\times {\mathrm{6529}}^1$

素因数の和:16821

約数の個数: 48

約数和(自身を含む): 47069128080

約数和(自身を除く): 26556955722

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 6529, 10267, 13058, 19587, 20534, 30801, 39174, 58761, 61602, 92403, 110993, 117522, 174539, 184806, 221986, 332979, 349078, 523617, 665958, 998937, 1047234, 1570851, 1997874, 3141702, 67033243, 134066486, 201099729, 402199458, 603299187, 1139565131, 1206598374, 2279130262, 3418695393, 6837390786, 10256086179, 20512172358]

約数ペア:

[(1, 20512172358), (2, 10256086179), (3, 6837390786), (6, 3418695393), (9, 2279130262), (17, 1206598374), (18, 1139565131), (34, 603299187), (51, 402199458), (102, 201099729), (153, 134066486), (306, 67033243), (6529, 3141702), (10267, 1997874), (13058, 1570851), (19587, 1047234), (20534, 998937), (30801, 665958), (39174, 523617), (58761, 349078), (61602, 332979), (92403, 221986), (110993, 184806), (117522, 174539)]