20077956896

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{54517}}^1$

素因数の和:55221

約数の個数: 48

約数和(自身を含む): 41916273336

約数和(自身を除く): 21838316440

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 677, 1354, 2708, 5416, 10832, 11509, 21664, 23018, 46036, 54517, 92072, 109034, 184144, 218068, 368288, 436136, 872272, 926789, 1744544, 1853578, 3707156, 7414312, 14828624, 29657248, 36908009, 73816018, 147632036, 295264072, 590528144, 627436153, 1181056288, 1254872306, 2509744612, 5019489224, 10038978448, 20077956896]

約数ペア:

[(1, 20077956896), (2, 10038978448), (4, 5019489224), (8, 2509744612), (16, 1254872306), (17, 1181056288), (32, 627436153), (34, 590528144), (68, 295264072), (136, 147632036), (272, 73816018), (544, 36908009), (677, 29657248), (1354, 14828624), (2708, 7414312), (5416, 3707156), (10832, 1853578), (11509, 1744544), (21664, 926789), (23018, 872272), (46036, 436136), (54517, 368288), (92072, 218068), (109034, 184144)]