20210784

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19139}}^1$

素因数の和:19163

約数の個数: 48

約数和(自身を含む): 57879360

約数和(自身を除く): 37668576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 19139, 38278, 57417, 76556, 114834, 153112, 210529, 229668, 306224, 421058, 459336, 612448, 631587, 842116, 918672, 1263174, 1684232, 1837344, 2526348, 3368464, 5052696, 6736928, 10105392, 20210784]

約数ペア:

[(1, 20210784), (2, 10105392), (3, 6736928), (4, 5052696), (6, 3368464), (8, 2526348), (11, 1837344), (12, 1684232), (16, 1263174), (22, 918672), (24, 842116), (32, 631587), (33, 612448), (44, 459336), (48, 421058), (66, 306224), (88, 229668), (96, 210529), (132, 153112), (176, 114834), (264, 76556), (352, 57417), (528, 38278), (1056, 19139)]