19007325

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1019

約数の個数: 48

約数和(自身を含む): 36158400

約数和(自身を除く): 17151075

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 135, 145, 225, 261, 435, 675, 725, 783, 971, 1305, 2175, 2913, 3915, 4855, 6525, 8739, 14565, 19575, 24275, 26217, 28159, 43695, 72825, 84477, 131085, 140795, 218475, 253431, 422385, 655425, 703975, 760293, 1267155, 2111925, 3801465, 6335775, 19007325]

約数ペア:

[(1, 19007325), (3, 6335775), (5, 3801465), (9, 2111925), (15, 1267155), (25, 760293), (27, 703975), (29, 655425), (45, 422385), (75, 253431), (87, 218475), (135, 140795), (145, 131085), (225, 84477), (261, 72825), (435, 43695), (675, 28159), (725, 26217), (783, 24275), (971, 19575), (1305, 14565), (2175, 8739), (2913, 6525), (3915, 4855)]