19147150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1177

約数の個数: 48

約数和(自身を含む): 40140288

約数和(自身を除く): 20993138

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1123, 1550, 1705, 2246, 3410, 5615, 8525, 11230, 12353, 17050, 24706, 28075, 34813, 56150, 61765, 69626, 123530, 174065, 308825, 348130, 382943, 617650, 765886, 870325, 1740650, 1914715, 3829430, 9573575, 19147150]

約数ペア:

[(1, 19147150), (2, 9573575), (5, 3829430), (10, 1914715), (11, 1740650), (22, 870325), (25, 765886), (31, 617650), (50, 382943), (55, 348130), (62, 308825), (110, 174065), (155, 123530), (275, 69626), (310, 61765), (341, 56150), (550, 34813), (682, 28075), (775, 24706), (1123, 17050), (1550, 12353), (1705, 11230), (2246, 8525), (3410, 5615)]