19734948

素因数分解:

$2^2\times 3^3\times {\mathrm{359}}^1\times {\mathrm{509}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 51408000

約数和(自身を除く): 31673052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 359, 509, 718, 1018, 1077, 1436, 1527, 2036, 2154, 3054, 3231, 4308, 4581, 6108, 6462, 9162, 9693, 12924, 13743, 18324, 19386, 27486, 38772, 54972, 182731, 365462, 548193, 730924, 1096386, 1644579, 2192772, 3289158, 4933737, 6578316, 9867474, 19734948]

約数ペア:

[(1, 19734948), (2, 9867474), (3, 6578316), (4, 4933737), (6, 3289158), (9, 2192772), (12, 1644579), (18, 1096386), (27, 730924), (36, 548193), (54, 365462), (108, 182731), (359, 54972), (509, 38772), (718, 27486), (1018, 19386), (1077, 18324), (1436, 13743), (1527, 12924), (2036, 9693), (2154, 9162), (3054, 6462), (3231, 6108), (4308, 4581)]