18319884

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 49846272

約数和(自身を除く): 31526388

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 37, 44, 62, 66, 74, 93, 111, 121, 124, 132, 148, 186, 222, 242, 341, 363, 372, 407, 444, 484, 682, 726, 814, 1023, 1147, 1221, 1331, 1364, 1452, 1628, 2046, 2294, 2442, 2662, 3441, 3751, 3993, 4092, 4477, 4588, 4884, 5324, 6882, 7502, 7986, 8954, 11253, 12617, 13431, 13764, 15004, 15972, 17908, 22506, 25234, 26862, 37851, 41261, 45012, 49247, 50468, 53724, 75702, 82522, 98494, 123783, 138787, 147741, 151404, 165044, 196988, 247566, 277574, 295482, 416361, 495132, 555148, 590964, 832722, 1526657, 1665444, 3053314, 4579971, 6106628, 9159942, 18319884]

約数ペア:

[(1, 18319884), (2, 9159942), (3, 6106628), (4, 4579971), (6, 3053314), (11, 1665444), (12, 1526657), (22, 832722), (31, 590964), (33, 555148), (37, 495132), (44, 416361), (62, 295482), (66, 277574), (74, 247566), (93, 196988), (111, 165044), (121, 151404), (124, 147741), (132, 138787), (148, 123783), (186, 98494), (222, 82522), (242, 75702), (341, 53724), (363, 50468), (372, 49247), (407, 45012), (444, 41261), (484, 37851), (682, 26862), (726, 25234), (814, 22506), (1023, 17908), (1147, 15972), (1221, 15004), (1331, 13764), (1364, 13431), (1452, 12617), (1628, 11253), (2046, 8954), (2294, 7986), (2442, 7502), (2662, 6882), (3441, 5324), (3751, 4884), (3993, 4588), (4092, 4477)]