19166844

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 46287360

約数和(自身を除く): 27120516

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 163, 164, 239, 246, 326, 478, 489, 492, 652, 717, 956, 978, 1434, 1956, 2868, 6683, 9799, 13366, 19598, 20049, 26732, 29397, 38957, 39196, 40098, 58794, 77914, 80196, 116871, 117588, 155828, 233742, 467484, 1597237, 3194474, 4791711, 6388948, 9583422, 19166844]

約数ペア:

[(1, 19166844), (2, 9583422), (3, 6388948), (4, 4791711), (6, 3194474), (12, 1597237), (41, 467484), (82, 233742), (123, 155828), (163, 117588), (164, 116871), (239, 80196), (246, 77914), (326, 58794), (478, 40098), (489, 39196), (492, 38957), (652, 29397), (717, 26732), (956, 20049), (978, 19598), (1434, 13366), (1956, 9799), (2868, 6683)]