38920928

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 78994944

約数和(自身を除く): 40074016

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 127, 157, 244, 254, 314, 488, 508, 628, 976, 1016, 1256, 1952, 2032, 2512, 4064, 5024, 7747, 9577, 15494, 19154, 19939, 30988, 38308, 39878, 61976, 76616, 79756, 123952, 153232, 159512, 247904, 306464, 319024, 638048, 1216279, 2432558, 4865116, 9730232, 19460464, 38920928]

約数ペア:

[(1, 38920928), (2, 19460464), (4, 9730232), (8, 4865116), (16, 2432558), (32, 1216279), (61, 638048), (122, 319024), (127, 306464), (157, 247904), (244, 159512), (254, 153232), (314, 123952), (488, 79756), (508, 76616), (628, 61976), (976, 39878), (1016, 38308), (1256, 30988), (1952, 19939), (2032, 19154), (2512, 15494), (4064, 9577), (5024, 7747)]