19685904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1429}}^1$

素因数の和:1488

約数の個数: 80

約数和(自身を含む): 59579520

約数和(自身を除く): 39893616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1429, 1722, 1968, 2296, 2858, 3444, 4287, 4592, 5716, 6888, 8574, 10003, 11432, 13776, 17148, 20006, 22864, 30009, 34296, 40012, 58589, 60018, 68592, 80024, 117178, 120036, 160048, 175767, 234356, 240072, 351534, 410123, 468712, 480144, 703068, 820246, 937424, 1230369, 1406136, 1640492, 2460738, 2812272, 3280984, 4921476, 6561968, 9842952, 19685904]

約数ペア:

[(1, 19685904), (2, 9842952), (3, 6561968), (4, 4921476), (6, 3280984), (7, 2812272), (8, 2460738), (12, 1640492), (14, 1406136), (16, 1230369), (21, 937424), (24, 820246), (28, 703068), (41, 480144), (42, 468712), (48, 410123), (56, 351534), (82, 240072), (84, 234356), (112, 175767), (123, 160048), (164, 120036), (168, 117178), (246, 80024), (287, 68592), (328, 60018), (336, 58589), (492, 40012), (574, 34296), (656, 30009), (861, 22864), (984, 20006), (1148, 17148), (1429, 13776), (1722, 11432), (1968, 10003), (2296, 8574), (2858, 6888), (3444, 5716), (4287, 4592)]