19684532

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 41879040

約数和(自身を除く): 22194508

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 163, 227, 266, 326, 454, 532, 652, 908, 1141, 1589, 2282, 3097, 3178, 4313, 4564, 6194, 6356, 8626, 12388, 17252, 21679, 30191, 37001, 43358, 60382, 74002, 86716, 120764, 148004, 259007, 518014, 703019, 1036028, 1406038, 2812076, 4921133, 9842266, 19684532]

約数ペア:

[(1, 19684532), (2, 9842266), (4, 4921133), (7, 2812076), (14, 1406038), (19, 1036028), (28, 703019), (38, 518014), (76, 259007), (133, 148004), (163, 120764), (227, 86716), (266, 74002), (326, 60382), (454, 43358), (532, 37001), (652, 30191), (908, 21679), (1141, 17252), (1589, 12388), (2282, 8626), (3097, 6356), (3178, 6194), (4313, 4564)]