19954704

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5399}}^1$

素因数の和:5428

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 44326896

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 5399, 10798, 16197, 21596, 32394, 37793, 43192, 59389, 64788, 75586, 86384, 113379, 118778, 129576, 151172, 178167, 226758, 237556, 259152, 302344, 356334, 415723, 453516, 475112, 604688, 712668, 831446, 907032, 950224, 1247169, 1425336, 1662892, 1814064, 2494338, 2850672, 3325784, 4988676, 6651568, 9977352, 19954704]

約数ペア:

[(1, 19954704), (2, 9977352), (3, 6651568), (4, 4988676), (6, 3325784), (7, 2850672), (8, 2494338), (11, 1814064), (12, 1662892), (14, 1425336), (16, 1247169), (21, 950224), (22, 907032), (24, 831446), (28, 712668), (33, 604688), (42, 475112), (44, 453516), (48, 415723), (56, 356334), (66, 302344), (77, 259152), (84, 237556), (88, 226758), (112, 178167), (132, 151172), (154, 129576), (168, 118778), (176, 113379), (231, 86384), (264, 75586), (308, 64788), (336, 59389), (462, 43192), (528, 37793), (616, 32394), (924, 21596), (1232, 16197), (1848, 10798), (3696, 5399)]