20053894641

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{1487}}^1$

素因数の和:1814

約数の個数: 64

約数和(自身を含む): 31146577920

約数和(自身を除く): 11092683279

約数列:

[1, 3, 11, 19, 33, 57, 137, 157, 209, 411, 471, 627, 1487, 1507, 1727, 2603, 2983, 4461, 4521, 5181, 7809, 8949, 16357, 21509, 28253, 28633, 32813, 49071, 64527, 84759, 85899, 98439, 203719, 233459, 236599, 310783, 408671, 611157, 700377, 709797, 932349, 1226013, 2240909, 2568049, 3870661, 4435721, 4495381, 6722727, 7704147, 11611983, 13307163, 13486143, 31983883, 42577271, 48792931, 95951649, 127731813, 146378793, 351822713, 607693777, 1055468139, 1823081331, 6684631547, 20053894641]

約数ペア:

[(1, 20053894641), (3, 6684631547), (11, 1823081331), (19, 1055468139), (33, 607693777), (57, 351822713), (137, 146378793), (157, 127731813), (209, 95951649), (411, 48792931), (471, 42577271), (627, 31983883), (1487, 13486143), (1507, 13307163), (1727, 11611983), (2603, 7704147), (2983, 6722727), (4461, 4495381), (4521, 4435721), (5181, 3870661), (7809, 2568049), (8949, 2240909), (16357, 1226013), (21509, 932349), (28253, 709797), (28633, 700377), (32813, 611157), (49071, 408671), (64527, 310783), (84759, 236599), (85899, 233459), (98439, 203719)]