20237082944

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1439}}^1\times {\mathrm{16903}}^1$

素因数の和:18367

約数の個数: 56

約数和(自身を含む): 43279649280

約数和(自身を除く): 23042566336

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1439, 2878, 5756, 11512, 16903, 18707, 23024, 33806, 37414, 46048, 67612, 74828, 92096, 135224, 149656, 219739, 270448, 299312, 439478, 540896, 598624, 878956, 1081792, 1197248, 1757912, 3515824, 7031648, 14063296, 24323417, 48646834, 97293668, 194587336, 316204421, 389174672, 632408842, 778349344, 1264817684, 1556698688, 2529635368, 5059270736, 10118541472, 20237082944]

約数ペア:

[(1, 20237082944), (2, 10118541472), (4, 5059270736), (8, 2529635368), (13, 1556698688), (16, 1264817684), (26, 778349344), (32, 632408842), (52, 389174672), (64, 316204421), (104, 194587336), (208, 97293668), (416, 48646834), (832, 24323417), (1439, 14063296), (2878, 7031648), (5756, 3515824), (11512, 1757912), (16903, 1197248), (18707, 1081792), (23024, 878956), (33806, 598624), (37414, 540896), (46048, 439478), (67612, 299312), (74828, 270448), (92096, 219739), (135224, 149656)]