2013664432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{9769}}^1$

素因数の和:10781

約数の個数: 40

約数和(自身を含む): 4206258560

約数和(自身を除く): 2192594128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 991, 1982, 3964, 7928, 9769, 12883, 15856, 19538, 25766, 39076, 51532, 78152, 103064, 126997, 156304, 206128, 253994, 507988, 1015976, 2031952, 9681079, 19362158, 38724316, 77448632, 125854027, 154897264, 251708054, 503416108, 1006832216, 2013664432]

約数ペア:

[(1, 2013664432), (2, 1006832216), (4, 503416108), (8, 251708054), (13, 154897264), (16, 125854027), (26, 77448632), (52, 38724316), (104, 19362158), (208, 9681079), (991, 2031952), (1982, 1015976), (3964, 507988), (7928, 253994), (9769, 206128), (12883, 156304), (15856, 126997), (19538, 103064), (25766, 78152), (39076, 51532)]