4019994

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 9659520

約数和(自身を除く): 5639526

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 79, 99, 158, 198, 237, 257, 474, 514, 711, 771, 869, 1422, 1542, 1738, 2313, 2607, 2827, 4626, 5214, 5654, 7821, 8481, 15642, 16962, 20303, 25443, 40606, 50886, 60909, 121818, 182727, 223333, 365454, 446666, 669999, 1339998, 2009997, 4019994]

約数ペア:

[(1, 4019994), (2, 2009997), (3, 1339998), (6, 669999), (9, 446666), (11, 365454), (18, 223333), (22, 182727), (33, 121818), (66, 60909), (79, 50886), (99, 40606), (158, 25443), (198, 20303), (237, 16962), (257, 15642), (474, 8481), (514, 7821), (711, 5654), (771, 5214), (869, 4626), (1422, 2827), (1542, 2607), (1738, 2313)]