11991910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1051}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 24844032

約数和(自身を除く): 12852122

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1051, 1141, 1630, 2102, 2282, 5255, 5705, 7357, 10510, 11410, 14714, 36785, 73570, 171313, 342626, 856565, 1199191, 1713130, 2398382, 5995955, 11991910]

約数ペア:

[(1, 11991910), (2, 5995955), (5, 2398382), (7, 1713130), (10, 1199191), (14, 856565), (35, 342626), (70, 171313), (163, 73570), (326, 36785), (815, 14714), (1051, 11410), (1141, 10510), (1630, 7357), (2102, 5705), (2282, 5255)]