18342272

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 40155360

約数和(自身を除く): 21813088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 151, 208, 292, 302, 416, 584, 604, 832, 949, 1168, 1208, 1664, 1898, 1963, 2336, 2416, 3796, 3926, 4672, 4832, 7592, 7852, 9344, 9664, 11023, 15184, 15704, 19328, 22046, 30368, 31408, 44092, 60736, 62816, 88184, 121472, 125632, 143299, 176368, 251264, 286598, 352736, 573196, 705472, 1146392, 1410944, 2292784, 4585568, 9171136, 18342272]

約数ペア:

[(1, 18342272), (2, 9171136), (4, 4585568), (8, 2292784), (13, 1410944), (16, 1146392), (26, 705472), (32, 573196), (52, 352736), (64, 286598), (73, 251264), (104, 176368), (128, 143299), (146, 125632), (151, 121472), (208, 88184), (292, 62816), (302, 60736), (416, 44092), (584, 31408), (604, 30368), (832, 22046), (949, 19328), (1168, 15704), (1208, 15184), (1664, 11023), (1898, 9664), (1963, 9344), (2336, 7852), (2416, 7592), (3796, 4832), (3926, 4672)]