20970295936

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{8677}}^1$

素因数の和:9009

約数の個数: 64

約数和(自身を含む): 42487488000

約数和(自身を除く): 21517192064

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 239, 316, 478, 632, 956, 1264, 1912, 2528, 3824, 5056, 7648, 8677, 10112, 15296, 17354, 18881, 30592, 34708, 37762, 69416, 75524, 138832, 151048, 277664, 302096, 555328, 604192, 685483, 1110656, 1208384, 1370966, 2073803, 2416768, 2741932, 4147606, 5483864, 8295212, 10967728, 16590424, 21935456, 33180848, 43870912, 66361696, 87741824, 132723392, 163830437, 265446784, 327660874, 655321748, 1310643496, 2621286992, 5242573984, 10485147968, 20970295936]

約数ペア:

[(1, 20970295936), (2, 10485147968), (4, 5242573984), (8, 2621286992), (16, 1310643496), (32, 655321748), (64, 327660874), (79, 265446784), (128, 163830437), (158, 132723392), (239, 87741824), (316, 66361696), (478, 43870912), (632, 33180848), (956, 21935456), (1264, 16590424), (1912, 10967728), (2528, 8295212), (3824, 5483864), (5056, 4147606), (7648, 2741932), (8677, 2416768), (10112, 2073803), (15296, 1370966), (17354, 1208384), (18881, 1110656), (30592, 685483), (34708, 604192), (37762, 555328), (69416, 302096), (75524, 277664), (138832, 151048)]