2009087512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{128327}}^1$

素因数の和:128455

約数の個数: 32

約数和(自身を含む): 4003833600

約数和(自身を除く): 1994746088

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 1957, 3914, 7828, 15656, 128327, 256654, 513308, 1026616, 2438213, 4876426, 9752852, 13217681, 19505704, 26435362, 52870724, 105741448, 251135939, 502271878, 1004543756, 2009087512]

約数ペア:

[(1, 2009087512), (2, 1004543756), (4, 502271878), (8, 251135939), (19, 105741448), (38, 52870724), (76, 26435362), (103, 19505704), (152, 13217681), (206, 9752852), (412, 4876426), (824, 2438213), (1957, 1026616), (3914, 513308), (7828, 256654), (15656, 128327)]