1642208

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 3543120

約数和(自身を除く): 1900912

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 73, 74, 76, 146, 148, 152, 292, 296, 304, 584, 592, 608, 703, 1168, 1184, 1387, 1406, 2336, 2701, 2774, 2812, 5402, 5548, 5624, 10804, 11096, 11248, 21608, 22192, 22496, 43216, 44384, 51319, 86432, 102638, 205276, 410552, 821104, 1642208]

約数ペア:

[(1, 1642208), (2, 821104), (4, 410552), (8, 205276), (16, 102638), (19, 86432), (32, 51319), (37, 44384), (38, 43216), (73, 22496), (74, 22192), (76, 21608), (146, 11248), (148, 11096), (152, 10804), (292, 5624), (296, 5548), (304, 5402), (584, 2812), (592, 2774), (608, 2701), (703, 2336), (1168, 1406), (1184, 1387)]