919088

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 40

約数和(自身を含む): 1964160

約数和(自身を除く): 1045072

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 109, 124, 136, 218, 248, 272, 436, 496, 527, 872, 1054, 1744, 1853, 2108, 3379, 3706, 4216, 6758, 7412, 8432, 13516, 14824, 27032, 29648, 54064, 57443, 114886, 229772, 459544, 919088]

約数ペア:

[(1, 919088), (2, 459544), (4, 229772), (8, 114886), (16, 57443), (17, 54064), (31, 29648), (34, 27032), (62, 14824), (68, 13516), (109, 8432), (124, 7412), (136, 6758), (218, 4216), (248, 3706), (272, 3379), (436, 2108), (496, 1853), (527, 1744), (872, 1054)]