1978646904

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2113939}}^1$

素因数の和:2113964

約数の個数: 48

約数和(自身を含む): 5771056200

約数和(自身を除く): 3792409296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 2113939, 4227878, 6341817, 8455756, 12683634, 16911512, 19025451, 25367268, 27481207, 38050902, 50734536, 54962414, 76101804, 82443621, 109924828, 152203608, 164887242, 219849656, 247330863, 329774484, 494661726, 659548968, 989323452, 1978646904]

約数ペア:

[(1, 1978646904), (2, 989323452), (3, 659548968), (4, 494661726), (6, 329774484), (8, 247330863), (9, 219849656), (12, 164887242), (13, 152203608), (18, 109924828), (24, 82443621), (26, 76101804), (36, 54962414), (39, 50734536), (52, 38050902), (72, 27481207), (78, 25367268), (104, 19025451), (117, 16911512), (156, 12683634), (234, 8455756), (312, 6341817), (468, 4227878), (936, 2113939)]