20210958958

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{20161}}^1$

素因数の和:20273

約数の個数: 64

約数和(自身を含む): 35304468480

約数和(自身を除く): 15093509522

約数列:

[1, 2, 19, 23, 31, 37, 38, 46, 62, 74, 437, 589, 703, 713, 851, 874, 1147, 1178, 1406, 1426, 1702, 2294, 13547, 16169, 20161, 21793, 26381, 27094, 32338, 40322, 43586, 52762, 383059, 463703, 501239, 624991, 745957, 766118, 927406, 1002478, 1249982, 1491914, 8810357, 11874829, 14173183, 14374793, 17157011, 17620714, 23124667, 23749658, 28346366, 28749586, 34314022, 46249334, 273121067, 325983209, 439368673, 531867341, 546242134, 651966418, 878737346, 1063734682, 10105479479, 20210958958]

約数ペア:

[(1, 20210958958), (2, 10105479479), (19, 1063734682), (23, 878737346), (31, 651966418), (37, 546242134), (38, 531867341), (46, 439368673), (62, 325983209), (74, 273121067), (437, 46249334), (589, 34314022), (703, 28749586), (713, 28346366), (851, 23749658), (874, 23124667), (1147, 17620714), (1178, 17157011), (1406, 14374793), (1426, 14173183), (1702, 11874829), (2294, 8810357), (13547, 1491914), (16169, 1249982), (20161, 1002478), (21793, 927406), (26381, 766118), (27094, 745957), (32338, 624991), (40322, 501239), (43586, 463703), (52762, 383059)]