19940706

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 45052800

約数和(自身を除く): 25112094

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 333, 379, 474, 666, 711, 758, 1137, 1422, 2274, 2923, 3411, 5846, 6822, 8769, 14023, 17538, 26307, 28046, 29941, 42069, 52614, 59882, 84138, 89823, 126207, 179646, 252414, 269469, 538938, 1107817, 2215634, 3323451, 6646902, 9970353, 19940706]

約数ペア:

[(1, 19940706), (2, 9970353), (3, 6646902), (6, 3323451), (9, 2215634), (18, 1107817), (37, 538938), (74, 269469), (79, 252414), (111, 179646), (158, 126207), (222, 89823), (237, 84138), (333, 59882), (379, 52614), (474, 42069), (666, 29941), (711, 28046), (758, 26307), (1137, 17538), (1422, 14023), (2274, 8769), (2923, 6822), (3411, 5846)]