19546288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 40287600

約数和(自身を除く): 20741312

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 113, 152, 226, 304, 452, 569, 904, 1138, 1808, 2147, 2276, 4294, 4552, 8588, 9104, 10811, 17176, 21622, 34352, 43244, 64297, 86488, 128594, 172976, 257188, 514376, 1028752, 1221643, 2443286, 4886572, 9773144, 19546288]

約数ペア:

[(1, 19546288), (2, 9773144), (4, 4886572), (8, 2443286), (16, 1221643), (19, 1028752), (38, 514376), (76, 257188), (113, 172976), (152, 128594), (226, 86488), (304, 64297), (452, 43244), (569, 34352), (904, 21622), (1138, 17176), (1808, 10811), (2147, 9104), (2276, 8588), (4294, 4552)]