18830558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 31190400

約数和(自身を除く): 12359842

約数列:

[1, 2, 19, 37, 38, 59, 74, 118, 227, 454, 703, 1121, 1406, 2183, 2242, 4313, 4366, 8399, 8626, 13393, 16798, 26786, 41477, 82954, 159581, 254467, 319162, 495541, 508934, 991082, 9415279, 18830558]

約数ペア:

[(1, 18830558), (2, 9415279), (19, 991082), (37, 508934), (38, 495541), (59, 319162), (74, 254467), (118, 159581), (227, 82954), (454, 41477), (703, 26786), (1121, 16798), (1406, 13393), (2183, 8626), (2242, 8399), (4313, 4366)]