19792290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^2$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 54464832

約数和(自身を除く): 34672542

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307, 614, 921, 1535, 1842, 2149, 3070, 4298, 4605, 6447, 9210, 10745, 12894, 21490, 32235, 64470, 94249, 188498, 282747, 471245, 565494, 659743, 942490, 1319486, 1413735, 1979229, 2827470, 3298715, 3958458, 6597430, 9896145, 19792290]

約数ペア:

[(1, 19792290), (2, 9896145), (3, 6597430), (5, 3958458), (6, 3298715), (7, 2827470), (10, 1979229), (14, 1413735), (15, 1319486), (21, 942490), (30, 659743), (35, 565494), (42, 471245), (70, 282747), (105, 188498), (210, 94249), (307, 64470), (614, 32235), (921, 21490), (1535, 12894), (1842, 10745), (2149, 9210), (3070, 6447), (4298, 4605)]