20147984648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{6703}}^1\times {\mathrm{34157}}^1$

素因数の和:40877

約数の個数: 32

約数和(自身を含む): 41219141760

約数和(自身を除く): 21071157112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 6703, 13406, 26812, 34157, 53624, 68314, 73733, 136628, 147466, 273256, 294932, 375727, 589864, 751454, 1502908, 3005816, 228954371, 457908742, 915817484, 1831634968, 2518498081, 5036996162, 10073992324, 20147984648]

約数ペア:

[(1, 20147984648), (2, 10073992324), (4, 5036996162), (8, 2518498081), (11, 1831634968), (22, 915817484), (44, 457908742), (88, 228954371), (6703, 3005816), (13406, 1502908), (26812, 751454), (34157, 589864), (53624, 375727), (68314, 294932), (73733, 273256), (136628, 147466)]