19002654723

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 29243579904

約数和(自身を除く): 10240925181

約数列:

[1, 3, 13, 17, 39, 51, 131, 221, 331, 393, 661, 663, 993, 1703, 1983, 2227, 4303, 5109, 5627, 6681, 8593, 11237, 12909, 16881, 25779, 28951, 33711, 43361, 73151, 86591, 86853, 130083, 146081, 218791, 219453, 259773, 438243, 563693, 656373, 737137, 1125683, 1472047, 1691079, 2211411, 2844283, 3377049, 3719447, 4416141, 8532849, 9582781, 11158341, 19136611, 28661621, 28748343, 48352811, 57409833, 85984863, 145058433, 372601073, 487247557, 1117803219, 1461742671, 6334218241, 19002654723]

約数ペア:

[(1, 19002654723), (3, 6334218241), (13, 1461742671), (17, 1117803219), (39, 487247557), (51, 372601073), (131, 145058433), (221, 85984863), (331, 57409833), (393, 48352811), (661, 28748343), (663, 28661621), (993, 19136611), (1703, 11158341), (1983, 9582781), (2227, 8532849), (4303, 4416141), (5109, 3719447), (5627, 3377049), (6681, 2844283), (8593, 2211411), (11237, 1691079), (12909, 1472047), (16881, 1125683), (25779, 737137), (28951, 656373), (33711, 563693), (43361, 438243), (73151, 259773), (86591, 219453), (86853, 218791), (130083, 146081)]