18247372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 41771520

約数和(自身を除く): 23524148

約数列:

[1, 2, 4, 11, 13, 19, 22, 23, 26, 38, 44, 46, 52, 73, 76, 92, 143, 146, 209, 247, 253, 286, 292, 299, 418, 437, 494, 506, 572, 598, 803, 836, 874, 949, 988, 1012, 1196, 1387, 1606, 1679, 1748, 1898, 2717, 2774, 3212, 3289, 3358, 3796, 4807, 5434, 5548, 5681, 6578, 6716, 9614, 10439, 10868, 11362, 13156, 15257, 18031, 18469, 19228, 20878, 21827, 22724, 30514, 31901, 36062, 36938, 41756, 43654, 61028, 62491, 63802, 72124, 73876, 87308, 124982, 127604, 198341, 240097, 249964, 350911, 396682, 414713, 480194, 701822, 793364, 829426, 960388, 1403644, 1658852, 4561843, 9123686, 18247372]

約数ペア:

[(1, 18247372), (2, 9123686), (4, 4561843), (11, 1658852), (13, 1403644), (19, 960388), (22, 829426), (23, 793364), (26, 701822), (38, 480194), (44, 414713), (46, 396682), (52, 350911), (73, 249964), (76, 240097), (92, 198341), (143, 127604), (146, 124982), (209, 87308), (247, 73876), (253, 72124), (286, 63802), (292, 62491), (299, 61028), (418, 43654), (437, 41756), (494, 36938), (506, 36062), (572, 31901), (598, 30514), (803, 22724), (836, 21827), (874, 20878), (949, 19228), (988, 18469), (1012, 18031), (1196, 15257), (1387, 13156), (1606, 11362), (1679, 10868), (1748, 10439), (1898, 9614), (2717, 6716), (2774, 6578), (3212, 5681), (3289, 5548), (3358, 5434), (3796, 4807)]