18443928

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 29456232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 83, 94, 141, 166, 188, 197, 249, 282, 332, 376, 394, 498, 564, 591, 664, 788, 996, 1128, 1182, 1576, 1992, 2364, 3901, 4728, 7802, 9259, 11703, 15604, 16351, 18518, 23406, 27777, 31208, 32702, 37036, 46812, 49053, 55554, 65404, 74072, 93624, 98106, 111108, 130808, 196212, 222216, 392424, 768497, 1536994, 2305491, 3073988, 4610982, 6147976, 9221964, 18443928]

約数ペア:

[(1, 18443928), (2, 9221964), (3, 6147976), (4, 4610982), (6, 3073988), (8, 2305491), (12, 1536994), (24, 768497), (47, 392424), (83, 222216), (94, 196212), (141, 130808), (166, 111108), (188, 98106), (197, 93624), (249, 74072), (282, 65404), (332, 55554), (376, 49053), (394, 46812), (498, 37036), (564, 32702), (591, 31208), (664, 27777), (788, 23406), (996, 18518), (1128, 16351), (1182, 15604), (1576, 11703), (1992, 9259), (2364, 7802), (3901, 4728)]