1800550336

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{166471}}^1$

素因数の和:166509

約数の個数: 42

約数和(自身を含む): 3868975752

約数和(自身を除く): 2068425416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 166471, 332942, 665884, 1331768, 2164123, 2663536, 4328246, 5327072, 8656492, 10654144, 17312984, 28133599, 34625968, 56267198, 69251936, 112534396, 138503872, 225068792, 450137584, 900275168, 1800550336]

約数ペア:

[(1, 1800550336), (2, 900275168), (4, 450137584), (8, 225068792), (13, 138503872), (16, 112534396), (26, 69251936), (32, 56267198), (52, 34625968), (64, 28133599), (104, 17312984), (169, 10654144), (208, 8656492), (338, 5327072), (416, 4328246), (676, 2663536), (832, 2164123), (1352, 1331768), (2704, 665884), (5408, 332942), (10816, 166471)]