19883808

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1409}}^1$

素因数の和:1439

約数の個数: 108

約数和(自身を含む): 65823030

約数和(自身を除く): 45939222

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1409, 1568, 1764, 2016, 2352, 2818, 3528, 4227, 4704, 5636, 7056, 8454, 9863, 11272, 12681, 14112, 16908, 19726, 22544, 25362, 29589, 33816, 39452, 45088, 50724, 59178, 67632, 69041, 78904, 88767, 101448, 118356, 135264, 138082, 157808, 177534, 202896, 207123, 236712, 276164, 315616, 355068, 405792, 414246, 473424, 552328, 621369, 710136, 828492, 946848, 1104656, 1242738, 1420272, 1656984, 2209312, 2485476, 2840544, 3313968, 4970952, 6627936, 9941904, 19883808]

約数ペア:

[(1, 19883808), (2, 9941904), (3, 6627936), (4, 4970952), (6, 3313968), (7, 2840544), (8, 2485476), (9, 2209312), (12, 1656984), (14, 1420272), (16, 1242738), (18, 1104656), (21, 946848), (24, 828492), (28, 710136), (32, 621369), (36, 552328), (42, 473424), (48, 414246), (49, 405792), (56, 355068), (63, 315616), (72, 276164), (84, 236712), (96, 207123), (98, 202896), (112, 177534), (126, 157808), (144, 138082), (147, 135264), (168, 118356), (196, 101448), (224, 88767), (252, 78904), (288, 69041), (294, 67632), (336, 59178), (392, 50724), (441, 45088), (504, 39452), (588, 33816), (672, 29589), (784, 25362), (882, 22544), (1008, 19726), (1176, 16908), (1409, 14112), (1568, 12681), (1764, 11272), (2016, 9863), (2352, 8454), (2818, 7056), (3528, 5636), (4227, 4704)]