19224920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3361}}^1$

素因数の和:3396

約数の個数: 64

約数和(自身を含む): 50833440

約数和(自身を除く): 31608520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 3361, 5720, 6722, 13444, 16805, 26888, 33610, 36971, 43693, 67220, 73942, 87386, 134440, 147884, 174772, 184855, 218465, 295768, 349544, 369710, 436930, 480623, 739420, 873860, 961246, 1478840, 1747720, 1922492, 2403115, 3844984, 4806230, 9612460, 19224920]

約数ペア:

[(1, 19224920), (2, 9612460), (4, 4806230), (5, 3844984), (8, 2403115), (10, 1922492), (11, 1747720), (13, 1478840), (20, 961246), (22, 873860), (26, 739420), (40, 480623), (44, 436930), (52, 369710), (55, 349544), (65, 295768), (88, 218465), (104, 184855), (110, 174772), (130, 147884), (143, 134440), (220, 87386), (260, 73942), (286, 67220), (440, 43693), (520, 36971), (572, 33610), (715, 26888), (1144, 16805), (1430, 13444), (2860, 6722), (3361, 5720)]