19692130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 36933120

約数和(自身を除く): 17240990

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 457, 695, 914, 1390, 2285, 4309, 4570, 8618, 14167, 21545, 28334, 43090, 63523, 70835, 127046, 141670, 317615, 635230, 1969213, 3938426, 9846065, 19692130]

約数ペア:

[(1, 19692130), (2, 9846065), (5, 3938426), (10, 1969213), (31, 635230), (62, 317615), (139, 141670), (155, 127046), (278, 70835), (310, 63523), (457, 43090), (695, 28334), (914, 21545), (1390, 14167), (2285, 8618), (4309, 4570)]