20189070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20393}}^1$

素因数の和:20417

約数の個数: 48

約数和(自身を含む): 57266352

約数和(自身を除く): 37077282

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20393, 40786, 61179, 101965, 122358, 183537, 203930, 224323, 305895, 367074, 448646, 611790, 672969, 917685, 1121615, 1345938, 1835370, 2018907, 2243230, 3364845, 4037814, 6729690, 10094535, 20189070]

約数ペア:

[(1, 20189070), (2, 10094535), (3, 6729690), (5, 4037814), (6, 3364845), (9, 2243230), (10, 2018907), (11, 1835370), (15, 1345938), (18, 1121615), (22, 917685), (30, 672969), (33, 611790), (45, 448646), (55, 367074), (66, 305895), (90, 224323), (99, 203930), (110, 183537), (165, 122358), (198, 101965), (330, 61179), (495, 40786), (990, 20393)]