19354412

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 44126208

約数和(自身を除く): 24771796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 191, 196, 308, 329, 382, 517, 539, 658, 764, 1034, 1078, 1316, 1337, 2068, 2101, 2156, 2303, 2674, 3619, 4202, 4606, 5348, 7238, 8404, 8977, 9212, 9359, 14476, 14707, 17954, 18718, 25333, 29414, 35908, 37436, 50666, 58828, 62839, 98747, 101332, 102949, 125678, 197494, 205898, 251356, 394988, 411796, 439873, 691229, 879746, 1382458, 1759492, 2764916, 4838603, 9677206, 19354412]

約数ペア:

[(1, 19354412), (2, 9677206), (4, 4838603), (7, 2764916), (11, 1759492), (14, 1382458), (22, 879746), (28, 691229), (44, 439873), (47, 411796), (49, 394988), (77, 251356), (94, 205898), (98, 197494), (154, 125678), (188, 102949), (191, 101332), (196, 98747), (308, 62839), (329, 58828), (382, 50666), (517, 37436), (539, 35908), (658, 29414), (764, 25333), (1034, 18718), (1078, 17954), (1316, 14707), (1337, 14476), (2068, 9359), (2101, 9212), (2156, 8977), (2303, 8404), (2674, 7238), (3619, 5348), (4202, 4606)]