20194773123

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{128033}}^1$

素因数の和:128116

約数の個数: 48

約数和(自身を含む): 33278597280

約数和(自身を除く): 13083824157

約数列:

[1, 3, 7, 21, 29, 37, 49, 87, 111, 147, 203, 259, 609, 777, 1073, 1421, 1813, 3219, 4263, 5439, 7511, 22533, 52577, 128033, 157731, 384099, 896231, 2688693, 3712957, 4737221, 6273617, 11138871, 14211663, 18820851, 25990699, 33160547, 77972097, 99481641, 137379409, 181934893, 232123829, 412138227, 545804679, 696371487, 961655863, 2884967589, 6731591041, 20194773123]

約数ペア:

[(1, 20194773123), (3, 6731591041), (7, 2884967589), (21, 961655863), (29, 696371487), (37, 545804679), (49, 412138227), (87, 232123829), (111, 181934893), (147, 137379409), (203, 99481641), (259, 77972097), (609, 33160547), (777, 25990699), (1073, 18820851), (1421, 14211663), (1813, 11138871), (3219, 6273617), (4263, 4737221), (5439, 3712957), (7511, 2688693), (22533, 896231), (52577, 384099), (128033, 157731)]