19368439168

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{130783}}^1$

素因数の和:130899

約数の個数: 64

約数和(自身を含む): 42020899200

約数和(自身を除く): 22652460032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 89, 104, 128, 178, 208, 356, 416, 712, 832, 1157, 1424, 1664, 2314, 2848, 4628, 5696, 9256, 11392, 18512, 37024, 74048, 130783, 148096, 261566, 523132, 1046264, 1700179, 2092528, 3400358, 4185056, 6800716, 8370112, 11639687, 13601432, 16740224, 23279374, 27202864, 46558748, 54405728, 93117496, 108811456, 151315931, 186234992, 217622912, 302631862, 372469984, 605263724, 744939968, 1210527448, 1489879936, 2421054896, 4842109792, 9684219584, 19368439168]

約数ペア:

[(1, 19368439168), (2, 9684219584), (4, 4842109792), (8, 2421054896), (13, 1489879936), (16, 1210527448), (26, 744939968), (32, 605263724), (52, 372469984), (64, 302631862), (89, 217622912), (104, 186234992), (128, 151315931), (178, 108811456), (208, 93117496), (356, 54405728), (416, 46558748), (712, 27202864), (832, 23279374), (1157, 16740224), (1424, 13601432), (1664, 11639687), (2314, 8370112), (2848, 6800716), (4628, 4185056), (5696, 3400358), (9256, 2092528), (11392, 1700179), (18512, 1046264), (37024, 523132), (74048, 261566), (130783, 148096)]