19019475

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1483}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 36803200

約数和(自身を除く): 17783725

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 1483, 2565, 4275, 4449, 7415, 12825, 13347, 22245, 28177, 37075, 40041, 66735, 84531, 111225, 140885, 200205, 253593, 333675, 422655, 704425, 760779, 1001025, 1267965, 2113275, 3803895, 6339825, 19019475]

約数ペア:

[(1, 19019475), (3, 6339825), (5, 3803895), (9, 2113275), (15, 1267965), (19, 1001025), (25, 760779), (27, 704425), (45, 422655), (57, 333675), (75, 253593), (95, 200205), (135, 140885), (171, 111225), (225, 84531), (285, 66735), (475, 40041), (513, 37075), (675, 28177), (855, 22245), (1425, 13347), (1483, 12825), (2565, 7415), (4275, 4449)]