38904908

素因数分解:

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

素因数の和:159

約数の個数: 72

約数和(自身を含む): 86452128

約数和(自身を除く): 47547220

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 47, 68, 74, 94, 119, 148, 188, 238, 259, 329, 476, 518, 629, 658, 799, 1036, 1258, 1316, 1598, 1739, 2209, 2516, 3196, 3478, 4403, 4418, 5593, 6956, 8806, 8836, 11186, 12173, 15463, 17612, 22372, 24346, 29563, 30926, 37553, 48692, 59126, 61852, 75106, 81733, 118252, 150212, 163466, 206941, 262871, 326932, 413882, 525742, 572131, 827764, 1051484, 1144262, 1389461, 2288524, 2778922, 5557844, 9726227, 19452454, 38904908]

約数ペア:

[(1, 38904908), (2, 19452454), (4, 9726227), (7, 5557844), (14, 2778922), (17, 2288524), (28, 1389461), (34, 1144262), (37, 1051484), (47, 827764), (68, 572131), (74, 525742), (94, 413882), (119, 326932), (148, 262871), (188, 206941), (238, 163466), (259, 150212), (329, 118252), (476, 81733), (518, 75106), (629, 61852), (658, 59126), (799, 48692), (1036, 37553), (1258, 30926), (1316, 29563), (1598, 24346), (1739, 22372), (2209, 17612), (2516, 15463), (3196, 12173), (3478, 11186), (4403, 8836), (4418, 8806), (5593, 6956)]