19181112

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 49865760

約数和(自身を除く): 30684648

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 101, 123, 164, 193, 202, 246, 303, 328, 386, 404, 492, 579, 606, 772, 808, 984, 1158, 1212, 1544, 2316, 2424, 4141, 4632, 7913, 8282, 12423, 15826, 16564, 19493, 23739, 24846, 31652, 33128, 38986, 47478, 49692, 58479, 63304, 77972, 94956, 99384, 116958, 155944, 189912, 233916, 467832, 799213, 1598426, 2397639, 3196852, 4795278, 6393704, 9590556, 19181112]

約数ペア:

[(1, 19181112), (2, 9590556), (3, 6393704), (4, 4795278), (6, 3196852), (8, 2397639), (12, 1598426), (24, 799213), (41, 467832), (82, 233916), (101, 189912), (123, 155944), (164, 116958), (193, 99384), (202, 94956), (246, 77972), (303, 63304), (328, 58479), (386, 49692), (404, 47478), (492, 38986), (579, 33128), (606, 31652), (772, 24846), (808, 23739), (984, 19493), (1158, 16564), (1212, 15826), (1544, 12423), (2316, 8282), (2424, 7913), (4141, 4632)]