19839225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 41140224

約数和(自身を除く): 21300999

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 31, 35, 53, 69, 75, 93, 105, 115, 155, 159, 161, 175, 217, 265, 345, 371, 465, 483, 525, 575, 651, 713, 775, 795, 805, 1085, 1113, 1219, 1325, 1643, 1725, 1855, 2139, 2325, 2415, 3255, 3565, 3657, 3975, 4025, 4929, 4991, 5425, 5565, 6095, 8215, 8533, 9275, 10695, 11501, 12075, 14973, 16275, 17825, 18285, 24645, 24955, 25599, 27825, 30475, 34503, 37789, 41075, 42665, 53475, 57505, 74865, 91425, 113367, 123225, 124775, 127995, 172515, 188945, 213325, 264523, 287525, 374325, 566835, 639975, 793569, 862575, 944725, 1322615, 2834175, 3967845, 6613075, 19839225]

約数ペア:

[(1, 19839225), (3, 6613075), (5, 3967845), (7, 2834175), (15, 1322615), (21, 944725), (23, 862575), (25, 793569), (31, 639975), (35, 566835), (53, 374325), (69, 287525), (75, 264523), (93, 213325), (105, 188945), (115, 172515), (155, 127995), (159, 124775), (161, 123225), (175, 113367), (217, 91425), (265, 74865), (345, 57505), (371, 53475), (465, 42665), (483, 41075), (525, 37789), (575, 34503), (651, 30475), (713, 27825), (775, 25599), (795, 24955), (805, 24645), (1085, 18285), (1113, 17825), (1219, 16275), (1325, 14973), (1643, 12075), (1725, 11501), (1855, 10695), (2139, 9275), (2325, 8533), (2415, 8215), (3255, 6095), (3565, 5565), (3657, 5425), (3975, 4991), (4025, 4929)]