15661673248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1981487}}^1$

素因数の和:1981529

約数の個数: 48

約数和(自身を含む): 34953448320

約数和(自身を除く): 19291775072

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 1981487, 3962974, 7925948, 15851896, 25759331, 31703792, 37648253, 51518662, 63407584, 75296506, 103037324, 150593012, 206074648, 301186024, 412149296, 489427289, 602372048, 824298592, 978854578, 1204744096, 1957709156, 3915418312, 7830836624, 15661673248]

約数ペア:

[(1, 15661673248), (2, 7830836624), (4, 3915418312), (8, 1957709156), (13, 1204744096), (16, 978854578), (19, 824298592), (26, 602372048), (32, 489427289), (38, 412149296), (52, 301186024), (76, 206074648), (104, 150593012), (152, 103037324), (208, 75296506), (247, 63407584), (304, 51518662), (416, 37648253), (494, 31703792), (608, 25759331), (988, 15851896), (1976, 7925948), (3952, 3962974), (7904, 1981487)]