19800779264

素因数分解:

$2^9\times 7^2\times {\mathrm{149}}^1\times {\mathrm{5297}}^1$

素因数の和:5478

約数の個数: 120

約数和(自身を含む): 46339751700

約数和(自身を除く): 26538972436

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 149, 196, 224, 256, 298, 392, 448, 512, 596, 784, 896, 1043, 1192, 1568, 1792, 2086, 2384, 3136, 3584, 4172, 4768, 5297, 6272, 7301, 8344, 9536, 10594, 12544, 14602, 16688, 19072, 21188, 25088, 29204, 33376, 37079, 38144, 42376, 58408, 66752, 74158, 76288, 84752, 116816, 133504, 148316, 169504, 233632, 259553, 267008, 296632, 339008, 467264, 519106, 534016, 593264, 678016, 789253, 934528, 1038212, 1186528, 1356032, 1578506, 1869056, 2076424, 2373056, 2712064, 3157012, 3738112, 4152848, 4746112, 5524771, 6314024, 8305696, 9492224, 11049542, 12628048, 16611392, 18984448, 22099084, 25256096, 33222784, 38673397, 44198168, 50512192, 66445568, 77346794, 88396336, 101024384, 132891136, 154693588, 176792672, 202048768, 309387176, 353585344, 404097536, 618774352, 707170688, 1237548704, 1414341376, 2475097408, 2828682752, 4950194816, 9900389632, 19800779264]

約数ペア:

[(1, 19800779264), (2, 9900389632), (4, 4950194816), (7, 2828682752), (8, 2475097408), (14, 1414341376), (16, 1237548704), (28, 707170688), (32, 618774352), (49, 404097536), (56, 353585344), (64, 309387176), (98, 202048768), (112, 176792672), (128, 154693588), (149, 132891136), (196, 101024384), (224, 88396336), (256, 77346794), (298, 66445568), (392, 50512192), (448, 44198168), (512, 38673397), (596, 33222784), (784, 25256096), (896, 22099084), (1043, 18984448), (1192, 16611392), (1568, 12628048), (1792, 11049542), (2086, 9492224), (2384, 8305696), (3136, 6314024), (3584, 5524771), (4172, 4746112), (4768, 4152848), (5297, 3738112), (6272, 3157012), (7301, 2712064), (8344, 2373056), (9536, 2076424), (10594, 1869056), (12544, 1578506), (14602, 1356032), (16688, 1186528), (19072, 1038212), (21188, 934528), (25088, 789253), (29204, 678016), (33376, 593264), (37079, 534016), (38144, 519106), (42376, 467264), (58408, 339008), (66752, 296632), (74158, 267008), (76288, 259553), (84752, 233632), (116816, 169504), (133504, 148316)]