19452454

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 37050912

約数和(自身を除く): 17598458

約数列:

[1, 2, 7, 14, 17, 34, 37, 47, 74, 94, 119, 238, 259, 329, 518, 629, 658, 799, 1258, 1598, 1739, 2209, 3478, 4403, 4418, 5593, 8806, 11186, 12173, 15463, 24346, 29563, 30926, 37553, 59126, 75106, 81733, 163466, 206941, 262871, 413882, 525742, 572131, 1144262, 1389461, 2778922, 9726227, 19452454]

約数ペア:

[(1, 19452454), (2, 9726227), (7, 2778922), (14, 1389461), (17, 1144262), (34, 572131), (37, 525742), (47, 413882), (74, 262871), (94, 206941), (119, 163466), (238, 81733), (259, 75106), (329, 59126), (518, 37553), (629, 30926), (658, 29563), (799, 24346), (1258, 15463), (1598, 12173), (1739, 11186), (2209, 8806), (3478, 5593), (4403, 4418)]