201719687972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3733}}^1\times {\mathrm{13799}}^1$

素因数の和:17636

約数の個数: 48

約数和(自身を含む): 389560752000

約数和(自身を除く): 187841064028

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3733, 3916, 7466, 13799, 14932, 27598, 41063, 55196, 82126, 151789, 164252, 303578, 332237, 607156, 664474, 1228111, 1328948, 2456222, 3654607, 4912444, 7309214, 13509221, 14618428, 27018442, 51511667, 54036884, 103023334, 206046668, 566628337, 1133256674, 2266513348, 4584538363, 9169076726, 18338153452, 50429921993, 100859843986, 201719687972]

約数ペア:

[(1, 201719687972), (2, 100859843986), (4, 50429921993), (11, 18338153452), (22, 9169076726), (44, 4584538363), (89, 2266513348), (178, 1133256674), (356, 566628337), (979, 206046668), (1958, 103023334), (3733, 54036884), (3916, 51511667), (7466, 27018442), (13799, 14618428), (14932, 13509221), (27598, 7309214), (41063, 4912444), (55196, 3654607), (82126, 2456222), (151789, 1328948), (164252, 1228111), (303578, 664474), (332237, 607156)]