18429930

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:453

約数の個数: 80

約数和(自身を含む): 50503464

約数和(自身を除く): 32073534

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 270, 305, 366, 373, 405, 549, 610, 746, 810, 915, 1098, 1119, 1647, 1830, 1865, 2238, 2745, 3294, 3357, 3730, 4941, 5490, 5595, 6714, 8235, 9882, 10071, 11190, 16470, 16785, 20142, 22753, 24705, 30213, 33570, 45506, 49410, 50355, 60426, 68259, 100710, 113765, 136518, 151065, 204777, 227530, 302130, 341295, 409554, 614331, 682590, 1023885, 1228662, 1842993, 2047770, 3071655, 3685986, 6143310, 9214965, 18429930]

約数ペア:

[(1, 18429930), (2, 9214965), (3, 6143310), (5, 3685986), (6, 3071655), (9, 2047770), (10, 1842993), (15, 1228662), (18, 1023885), (27, 682590), (30, 614331), (45, 409554), (54, 341295), (61, 302130), (81, 227530), (90, 204777), (122, 151065), (135, 136518), (162, 113765), (183, 100710), (270, 68259), (305, 60426), (366, 50355), (373, 49410), (405, 45506), (549, 33570), (610, 30213), (746, 24705), (810, 22753), (915, 20142), (1098, 16785), (1119, 16470), (1647, 11190), (1830, 10071), (1865, 9882), (2238, 8235), (2745, 6714), (3294, 5595), (3357, 5490), (3730, 4941)]