19383525

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 41060864

約数和(自身を除く): 21677339

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 93, 105, 155, 175, 217, 225, 279, 315, 397, 465, 525, 651, 775, 1085, 1191, 1395, 1575, 1953, 1985, 2325, 2779, 3255, 3573, 5425, 5955, 6975, 8337, 9765, 9925, 12307, 13895, 16275, 17865, 25011, 29775, 36921, 41685, 48825, 61535, 69475, 86149, 89325, 110763, 125055, 184605, 208425, 258447, 307675, 430745, 553815, 625275, 775341, 923025, 1292235, 2153725, 2769075, 3876705, 6461175, 19383525]

約数ペア:

[(1, 19383525), (3, 6461175), (5, 3876705), (7, 2769075), (9, 2153725), (15, 1292235), (21, 923025), (25, 775341), (31, 625275), (35, 553815), (45, 430745), (63, 307675), (75, 258447), (93, 208425), (105, 184605), (155, 125055), (175, 110763), (217, 89325), (225, 86149), (279, 69475), (315, 61535), (397, 48825), (465, 41685), (525, 36921), (651, 29775), (775, 25011), (1085, 17865), (1191, 16275), (1395, 13895), (1575, 12307), (1953, 9925), (1985, 9765), (2325, 8337), (2779, 6975), (3255, 5955), (3573, 5425)]