19931262

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 44997120

約数和(自身を除く): 25065858

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 61, 71, 78, 118, 122, 142, 177, 183, 213, 354, 366, 426, 767, 793, 923, 1534, 1586, 1846, 2301, 2379, 2769, 3599, 4189, 4331, 4602, 4758, 5538, 7198, 8378, 8662, 10797, 12567, 12993, 21594, 25134, 25986, 46787, 54457, 56303, 93574, 108914, 112606, 140361, 163371, 168909, 255529, 280722, 326742, 337818, 511058, 766587, 1533174, 3321877, 6643754, 9965631, 19931262]

約数ペア:

[(1, 19931262), (2, 9965631), (3, 6643754), (6, 3321877), (13, 1533174), (26, 766587), (39, 511058), (59, 337818), (61, 326742), (71, 280722), (78, 255529), (118, 168909), (122, 163371), (142, 140361), (177, 112606), (183, 108914), (213, 93574), (354, 56303), (366, 54457), (426, 46787), (767, 25986), (793, 25134), (923, 21594), (1534, 12993), (1586, 12567), (1846, 10797), (2301, 8662), (2379, 8378), (2769, 7198), (3599, 5538), (4189, 4758), (4331, 4602)]