20916073930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10247}}^1\times {\mathrm{12007}}^1$

素因数の和:22278

約数の個数: 32

約数和(自身を含む): 39870786816

約数和(自身を除く): 18954712886

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 10247, 12007, 20494, 24014, 51235, 60035, 102470, 120070, 174199, 204119, 348398, 408238, 870995, 1020595, 1741990, 2041190, 123035729, 246071458, 615178645, 1230357290, 2091607393, 4183214786, 10458036965, 20916073930]

約数ペア:

[(1, 20916073930), (2, 10458036965), (5, 4183214786), (10, 2091607393), (17, 1230357290), (34, 615178645), (85, 246071458), (170, 123035729), (10247, 2041190), (12007, 1741990), (20494, 1020595), (24014, 870995), (51235, 408238), (60035, 348398), (102470, 204119), (120070, 174199)]