209026852

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 393160320

約数和(自身を除く): 184133468

約数列:

[1, 2, 4, 23, 46, 59, 92, 97, 118, 194, 236, 388, 397, 794, 1357, 1588, 2231, 2714, 4462, 5428, 5723, 8924, 9131, 11446, 18262, 22892, 23423, 36524, 38509, 46846, 77018, 93692, 131629, 154036, 263258, 526516, 538729, 885707, 1077458, 1771414, 2154916, 2272031, 3542828, 4544062, 9088124, 52256713, 104513426, 209026852]

約数ペア:

[(1, 209026852), (2, 104513426), (4, 52256713), (23, 9088124), (46, 4544062), (59, 3542828), (92, 2272031), (97, 2154916), (118, 1771414), (194, 1077458), (236, 885707), (388, 538729), (397, 526516), (794, 263258), (1357, 154036), (1588, 131629), (2231, 93692), (2714, 77018), (4462, 46846), (5428, 38509), (5723, 36524), (8924, 23423), (9131, 22892), (11446, 18262)]