20752648

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21799}}^1$

素因数の和:21829

約数の個数: 32

約数和(自身を含む): 47088000

約数和(自身を除く): 26335352

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21799, 43598, 87196, 152593, 174392, 305186, 370583, 610372, 741166, 1220744, 1482332, 2594081, 2964664, 5188162, 10376324, 20752648]

約数ペア:

[(1, 20752648), (2, 10376324), (4, 5188162), (7, 2964664), (8, 2594081), (14, 1482332), (17, 1220744), (28, 741166), (34, 610372), (56, 370583), (68, 305186), (119, 174392), (136, 152593), (238, 87196), (476, 43598), (952, 21799)]