18356660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 47523840

約数和(自身を除く): 29167180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 67, 70, 76, 95, 103, 133, 134, 140, 190, 206, 266, 268, 335, 380, 412, 469, 515, 532, 665, 670, 721, 938, 1030, 1273, 1330, 1340, 1442, 1876, 1957, 2060, 2345, 2546, 2660, 2884, 3605, 3914, 4690, 5092, 6365, 6901, 7210, 7828, 8911, 9380, 9785, 12730, 13699, 13802, 14420, 17822, 19570, 25460, 27398, 27604, 34505, 35644, 39140, 44555, 48307, 54796, 68495, 69010, 89110, 96614, 131119, 136990, 138020, 178220, 193228, 241535, 262238, 273980, 483070, 524476, 655595, 917833, 966140, 1311190, 1835666, 2622380, 3671332, 4589165, 9178330, 18356660]

約数ペア:

[(1, 18356660), (2, 9178330), (4, 4589165), (5, 3671332), (7, 2622380), (10, 1835666), (14, 1311190), (19, 966140), (20, 917833), (28, 655595), (35, 524476), (38, 483070), (67, 273980), (70, 262238), (76, 241535), (95, 193228), (103, 178220), (133, 138020), (134, 136990), (140, 131119), (190, 96614), (206, 89110), (266, 69010), (268, 68495), (335, 54796), (380, 48307), (412, 44555), (469, 39140), (515, 35644), (532, 34505), (665, 27604), (670, 27398), (721, 25460), (938, 19570), (1030, 17822), (1273, 14420), (1330, 13802), (1340, 13699), (1442, 12730), (1876, 9785), (1957, 9380), (2060, 8911), (2345, 7828), (2546, 7210), (2660, 6901), (2884, 6365), (3605, 5092), (3914, 4690)]