20173814944

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{103231}}^1$

素因数の和:103469

約数の個数: 48

約数和(自身を含む): 41206910976

約数和(自身を除く): 21033096032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 197, 248, 394, 496, 788, 992, 1576, 3152, 6107, 6304, 12214, 24428, 48856, 97712, 103231, 195424, 206462, 412924, 825848, 1651696, 3200161, 3303392, 6400322, 12800644, 20336507, 25601288, 40673014, 51202576, 81346028, 102405152, 162692056, 325384112, 630431717, 650768224, 1260863434, 2521726868, 5043453736, 10086907472, 20173814944]

約数ペア:

[(1, 20173814944), (2, 10086907472), (4, 5043453736), (8, 2521726868), (16, 1260863434), (31, 650768224), (32, 630431717), (62, 325384112), (124, 162692056), (197, 102405152), (248, 81346028), (394, 51202576), (496, 40673014), (788, 25601288), (992, 20336507), (1576, 12800644), (3152, 6400322), (6107, 3303392), (6304, 3200161), (12214, 1651696), (24428, 825848), (48856, 412924), (97712, 206462), (103231, 195424)]