2019249664

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1669}}^1$

素因数の和:1843

約数の個数: 80

約数和(自身を含む): 4305193200

約数和(自身を除く): 2285943536

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 139, 256, 272, 278, 512, 544, 556, 1088, 1112, 1669, 2176, 2224, 2363, 3338, 4352, 4448, 4726, 6676, 8704, 8896, 9452, 13352, 17792, 18904, 26704, 28373, 35584, 37808, 53408, 56746, 71168, 75616, 106816, 113492, 151232, 213632, 226984, 231991, 302464, 427264, 453968, 463982, 604928, 854528, 907936, 927964, 1209856, 1815872, 1855928, 3631744, 3711856, 3943847, 7263488, 7423712, 7887694, 14526976, 14847424, 15775388, 29694848, 31550776, 59389696, 63101552, 118779392, 126203104, 252406208, 504812416, 1009624832, 2019249664]

約数ペア:

[(1, 2019249664), (2, 1009624832), (4, 504812416), (8, 252406208), (16, 126203104), (17, 118779392), (32, 63101552), (34, 59389696), (64, 31550776), (68, 29694848), (128, 15775388), (136, 14847424), (139, 14526976), (256, 7887694), (272, 7423712), (278, 7263488), (512, 3943847), (544, 3711856), (556, 3631744), (1088, 1855928), (1112, 1815872), (1669, 1209856), (2176, 927964), (2224, 907936), (2363, 854528), (3338, 604928), (4352, 463982), (4448, 453968), (4726, 427264), (6676, 302464), (8704, 231991), (8896, 226984), (9452, 213632), (13352, 151232), (17792, 113492), (18904, 106816), (26704, 75616), (28373, 71168), (35584, 56746), (37808, 53408)]