18211550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 39393312

約数和(自身を除く): 21181762

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 350, 427, 610, 853, 854, 1525, 1706, 2135, 3050, 4265, 4270, 5971, 8530, 10675, 11942, 21325, 21350, 29855, 42650, 52033, 59710, 104066, 149275, 260165, 298550, 364231, 520330, 728462, 1300825, 1821155, 2601650, 3642310, 9105775, 18211550]

約数ペア:

[(1, 18211550), (2, 9105775), (5, 3642310), (7, 2601650), (10, 1821155), (14, 1300825), (25, 728462), (35, 520330), (50, 364231), (61, 298550), (70, 260165), (122, 149275), (175, 104066), (305, 59710), (350, 52033), (427, 42650), (610, 29855), (853, 21350), (854, 21325), (1525, 11942), (1706, 10675), (2135, 8530), (3050, 5971), (4265, 4270)]