20145282003

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{350237}}^1$

素因数の和:350344

約数の個数: 48

約数和(自身を含む): 36716150016

約数和(自身を除く): 16570868013

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 83, 99, 231, 249, 581, 693, 747, 913, 1743, 2739, 5229, 6391, 8217, 19173, 57519, 350237, 1050711, 2451659, 3152133, 3852607, 7354977, 11557821, 22064931, 26968249, 29069671, 34673463, 80904747, 87209013, 203487697, 242714241, 261627039, 319766381, 610463091, 959299143, 1831389273, 2238364667, 2877897429, 6715094001, 20145282003]

約数ペア:

[(1, 20145282003), (3, 6715094001), (7, 2877897429), (9, 2238364667), (11, 1831389273), (21, 959299143), (33, 610463091), (63, 319766381), (77, 261627039), (83, 242714241), (99, 203487697), (231, 87209013), (249, 80904747), (581, 34673463), (693, 29069671), (747, 26968249), (913, 22064931), (1743, 11557821), (2739, 7354977), (5229, 3852607), (6391, 3152133), (8217, 2451659), (19173, 1050711), (57519, 350237)]