19732336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5033

約数の個数: 40

約数和(自身を含む): 43347920

約数和(自身を除く): 23615584

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 4993, 9986, 19972, 39944, 64909, 79888, 94867, 129818, 189734, 259636, 379468, 519272, 758936, 1038544, 1233271, 1517872, 2466542, 4933084, 9866168, 19732336]

約数ペア:

[(1, 19732336), (2, 9866168), (4, 4933084), (8, 2466542), (13, 1517872), (16, 1233271), (19, 1038544), (26, 758936), (38, 519272), (52, 379468), (76, 259636), (104, 189734), (152, 129818), (208, 94867), (247, 79888), (304, 64909), (494, 39944), (988, 19972), (1976, 9986), (3952, 4993)]