18807136

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 38377584

約数和(自身を除く): 19570448

約数列:

[1, 2, 4, 8, 16, 32, 73, 83, 97, 146, 166, 194, 292, 332, 388, 584, 664, 776, 1168, 1328, 1552, 2336, 2656, 3104, 6059, 7081, 8051, 12118, 14162, 16102, 24236, 28324, 32204, 48472, 56648, 64408, 96944, 113296, 128816, 193888, 226592, 257632, 587723, 1175446, 2350892, 4701784, 9403568, 18807136]

約数ペア:

[(1, 18807136), (2, 9403568), (4, 4701784), (8, 2350892), (16, 1175446), (32, 587723), (73, 257632), (83, 226592), (97, 193888), (146, 128816), (166, 113296), (194, 96944), (292, 64408), (332, 56648), (388, 48472), (584, 32204), (664, 28324), (776, 24236), (1168, 16102), (1328, 14162), (1552, 12118), (2336, 8051), (2656, 7081), (3104, 6059)]