19488984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 52032000

約数和(自身を除く): 32543016

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 79, 114, 152, 158, 228, 237, 316, 456, 474, 541, 632, 948, 1082, 1501, 1623, 1896, 2164, 3002, 3246, 4328, 4503, 6004, 6492, 9006, 10279, 12008, 12984, 18012, 20558, 30837, 36024, 41116, 42739, 61674, 82232, 85478, 123348, 128217, 170956, 246696, 256434, 341912, 512868, 812041, 1025736, 1624082, 2436123, 3248164, 4872246, 6496328, 9744492, 19488984]

約数ペア:

[(1, 19488984), (2, 9744492), (3, 6496328), (4, 4872246), (6, 3248164), (8, 2436123), (12, 1624082), (19, 1025736), (24, 812041), (38, 512868), (57, 341912), (76, 256434), (79, 246696), (114, 170956), (152, 128217), (158, 123348), (228, 85478), (237, 82232), (316, 61674), (456, 42739), (474, 41116), (541, 36024), (632, 30837), (948, 20558), (1082, 18012), (1501, 12984), (1623, 12008), (1896, 10279), (2164, 9006), (3002, 6492), (3246, 6004), (4328, 4503)]