19843300

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{3253}}^1$

素因数の和:3328

約数の個数: 36

約数和(自身を含む): 43779316

約数和(自身を除く): 23936016

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 3253, 6100, 6506, 13012, 16265, 32530, 65060, 81325, 162650, 198433, 325300, 396866, 793732, 992165, 1984330, 3968660, 4960825, 9921650, 19843300]

約数ペア:

[(1, 19843300), (2, 9921650), (4, 4960825), (5, 3968660), (10, 1984330), (20, 992165), (25, 793732), (50, 396866), (61, 325300), (100, 198433), (122, 162650), (244, 81325), (305, 65060), (610, 32530), (1220, 16265), (1525, 13012), (3050, 6506), (3253, 6100)]