18856930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1714

約数の個数: 32

約数和(自身を含む): 36336960

約数和(自身を除く): 17480030

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 1627, 2318, 3254, 5795, 8135, 11590, 16270, 30913, 61826, 99247, 154565, 198494, 309130, 496235, 992470, 1885693, 3771386, 9428465, 18856930]

約数ペア:

[(1, 18856930), (2, 9428465), (5, 3771386), (10, 1885693), (19, 992470), (38, 496235), (61, 309130), (95, 198494), (122, 154565), (190, 99247), (305, 61826), (610, 30913), (1159, 16270), (1627, 11590), (2318, 8135), (3254, 5795)]