20199784852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{51133}}^1$

素因数の和:51328

約数の個数: 48

約数和(自身を含む): 38966562432

約数和(自身を除く): 18766777580

約数列:

[1, 2, 4, 13, 26, 52, 71, 107, 142, 214, 284, 428, 923, 1391, 1846, 2782, 3692, 5564, 7597, 15194, 30388, 51133, 98761, 102266, 197522, 204532, 395044, 664729, 1329458, 2658916, 3630443, 5471231, 7260886, 10942462, 14521772, 21884924, 47195759, 71126003, 94391518, 142252006, 188783036, 284504012, 388457401, 776914802, 1553829604, 5049946213, 10099892426, 20199784852]

約数ペア:

[(1, 20199784852), (2, 10099892426), (4, 5049946213), (13, 1553829604), (26, 776914802), (52, 388457401), (71, 284504012), (107, 188783036), (142, 142252006), (214, 94391518), (284, 71126003), (428, 47195759), (923, 21884924), (1391, 14521772), (1846, 10942462), (2782, 7260886), (3692, 5471231), (5564, 3630443), (7597, 2658916), (15194, 1329458), (30388, 664729), (51133, 395044), (98761, 204532), (102266, 197522)]