20148786056

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18936829}}^1$

素因数の和:18936861

約数の個数: 32

約数和(自身を含む): 45448392000

約数和(自身を除く): 25299605944

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18936829, 37873658, 75747316, 132557803, 151494632, 265115606, 359799751, 530231212, 719599502, 1060462424, 1439199004, 2518598257, 2878398008, 5037196514, 10074393028, 20148786056]

約数ペア:

[(1, 20148786056), (2, 10074393028), (4, 5037196514), (7, 2878398008), (8, 2518598257), (14, 1439199004), (19, 1060462424), (28, 719599502), (38, 530231212), (56, 359799751), (76, 265115606), (133, 151494632), (152, 132557803), (266, 75747316), (532, 37873658), (1064, 18936829)]