1861179736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3677}}^1$

素因数の和:3884

約数の個数: 64

約数和(自身を含む): 3905153280

約数和(自身を除く): 2043973544

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 157, 248, 314, 403, 628, 806, 1256, 1612, 2041, 3224, 3677, 4082, 4867, 7354, 8164, 9734, 14708, 16328, 19468, 29416, 38936, 47801, 63271, 95602, 113987, 126542, 191204, 227974, 253084, 382408, 455948, 506168, 577289, 911896, 1154578, 1481831, 2309156, 2963662, 4618312, 5927324, 7504757, 11854648, 15009514, 17895959, 30019028, 35791918, 60038056, 71583836, 143167672, 232647467, 465294934, 930589868, 1861179736]

約数ペア:

[(1, 1861179736), (2, 930589868), (4, 465294934), (8, 232647467), (13, 143167672), (26, 71583836), (31, 60038056), (52, 35791918), (62, 30019028), (104, 17895959), (124, 15009514), (157, 11854648), (248, 7504757), (314, 5927324), (403, 4618312), (628, 2963662), (806, 2309156), (1256, 1481831), (1612, 1154578), (2041, 911896), (3224, 577289), (3677, 506168), (4082, 455948), (4867, 382408), (7354, 253084), (8164, 227974), (9734, 191204), (14708, 126542), (16328, 113987), (19468, 95602), (29416, 63271), (38936, 47801)]