2144991472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{542761}}^1$

素因数の和:542801

約数の個数: 40

約数和(自身を含む): 4711174160

約数和(自身を除く): 2566182688

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 542761, 1085522, 2171044, 4342088, 7055893, 8684176, 10312459, 14111786, 20624918, 28223572, 41249836, 56447144, 82499672, 112894288, 134061967, 164999344, 268123934, 536247868, 1072495736, 2144991472]

約数ペア:

[(1, 2144991472), (2, 1072495736), (4, 536247868), (8, 268123934), (13, 164999344), (16, 134061967), (19, 112894288), (26, 82499672), (38, 56447144), (52, 41249836), (76, 28223572), (104, 20624918), (152, 14111786), (208, 10312459), (247, 8684176), (304, 7055893), (494, 4342088), (988, 2171044), (1976, 1085522), (3952, 542761)]