19035268

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 39481344

約数和(自身を除く): 20446076

約数列:

[1, 2, 4, 7, 14, 28, 53, 101, 106, 127, 202, 212, 254, 371, 404, 508, 707, 742, 889, 1414, 1484, 1778, 2828, 3556, 5353, 6731, 10706, 12827, 13462, 21412, 25654, 26924, 37471, 47117, 51308, 74942, 89789, 94234, 149884, 179578, 188468, 359156, 679831, 1359662, 2719324, 4758817, 9517634, 19035268]

約数ペア:

[(1, 19035268), (2, 9517634), (4, 4758817), (7, 2719324), (14, 1359662), (28, 679831), (53, 359156), (101, 188468), (106, 179578), (127, 149884), (202, 94234), (212, 89789), (254, 74942), (371, 51308), (404, 47117), (508, 37471), (707, 26924), (742, 25654), (889, 21412), (1414, 13462), (1484, 12827), (1778, 10706), (2828, 6731), (3556, 5353)]