20493072

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2333}}^1$

素因数の和:2408

約数の個数: 60

約数和(自身を含む): 58317324

約数和(自身を除く): 37824252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2333, 2928, 4392, 4666, 6999, 8784, 9332, 13998, 18664, 20997, 27996, 37328, 41994, 55992, 83988, 111984, 142313, 167976, 284626, 335952, 426939, 569252, 853878, 1138504, 1280817, 1707756, 2277008, 2561634, 3415512, 5123268, 6831024, 10246536, 20493072]

約数ペア:

[(1, 20493072), (2, 10246536), (3, 6831024), (4, 5123268), (6, 3415512), (8, 2561634), (9, 2277008), (12, 1707756), (16, 1280817), (18, 1138504), (24, 853878), (36, 569252), (48, 426939), (61, 335952), (72, 284626), (122, 167976), (144, 142313), (183, 111984), (244, 83988), (366, 55992), (488, 41994), (549, 37328), (732, 27996), (976, 20997), (1098, 18664), (1464, 13998), (2196, 9332), (2333, 8784), (2928, 6999), (4392, 4666)]