4391984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:333

約数の個数: 40

約数和(自身を含む): 9182448

約数和(自身を除く): 4790464

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 241, 268, 272, 482, 536, 964, 1072, 1139, 1928, 2278, 3856, 4097, 4556, 8194, 9112, 16147, 16388, 18224, 32294, 32776, 64588, 65552, 129176, 258352, 274499, 548998, 1097996, 2195992, 4391984]

約数ペア:

[(1, 4391984), (2, 2195992), (4, 1097996), (8, 548998), (16, 274499), (17, 258352), (34, 129176), (67, 65552), (68, 64588), (134, 32776), (136, 32294), (241, 18224), (268, 16388), (272, 16147), (482, 9112), (536, 8194), (964, 4556), (1072, 4097), (1139, 3856), (1928, 2278)]