198281984

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{10909}}^1$

素因数の和:10996

約数の個数: 36

約数和(自身を含む): 401400720

約数和(自身を除く): 203118736

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1136, 2272, 4544, 9088, 10909, 18176, 21818, 43636, 87272, 174544, 349088, 698176, 774539, 1396352, 1549078, 2792704, 3098156, 6196312, 12392624, 24785248, 49570496, 99140992, 198281984]

約数ペア:

[(1, 198281984), (2, 99140992), (4, 49570496), (8, 24785248), (16, 12392624), (32, 6196312), (64, 3098156), (71, 2792704), (128, 1549078), (142, 1396352), (256, 774539), (284, 698176), (568, 349088), (1136, 174544), (2272, 87272), (4544, 43636), (9088, 21818), (10909, 18176)]