18806056

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 36325800

約数和(自身を除く): 17519744

約数列:

[1, 2, 4, 8, 61, 89, 122, 178, 244, 356, 433, 488, 712, 866, 1732, 3464, 5429, 10858, 21716, 26413, 38537, 43432, 52826, 77074, 105652, 154148, 211304, 308296, 2350757, 4701514, 9403028, 18806056]

約数ペア:

[(1, 18806056), (2, 9403028), (4, 4701514), (8, 2350757), (61, 308296), (89, 211304), (122, 154148), (178, 105652), (244, 77074), (356, 52826), (433, 43432), (488, 38537), (712, 26413), (866, 21716), (1732, 10858), (3464, 5429)]