16807856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4253}}^1$

素因数の和:4293

約数の個数: 40

約数和(自身を含む): 36924720

約数和(自身を除く): 20116864

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 4253, 8506, 17012, 34024, 55289, 68048, 80807, 110578, 161614, 221156, 323228, 442312, 646456, 884624, 1050491, 1292912, 2100982, 4201964, 8403928, 16807856]

約数ペア:

[(1, 16807856), (2, 8403928), (4, 4201964), (8, 2100982), (13, 1292912), (16, 1050491), (19, 884624), (26, 646456), (38, 442312), (52, 323228), (76, 221156), (104, 161614), (152, 110578), (208, 80807), (247, 68048), (304, 55289), (494, 34024), (988, 17012), (1976, 8506), (3952, 4253)]