20199446384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2368603}}^1$

素因数の和:2368665

約数の個数: 40

約数和(自身を含む): 43174913712

約数和(自身を除く): 22975467328

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 2368603, 4737206, 9474412, 18948824, 30791839, 37897648, 61583678, 97112723, 123167356, 194225446, 246334712, 388450892, 492669424, 776901784, 1262465399, 1553803568, 2524930798, 5049861596, 10099723192, 20199446384]

約数ペア:

[(1, 20199446384), (2, 10099723192), (4, 5049861596), (8, 2524930798), (13, 1553803568), (16, 1262465399), (26, 776901784), (41, 492669424), (52, 388450892), (82, 246334712), (104, 194225446), (164, 123167356), (208, 97112723), (328, 61583678), (533, 37897648), (656, 30791839), (1066, 18948824), (2132, 9474412), (4264, 4737206), (8528, 2368603)]