17951868

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 54302976

約数和(自身を除く): 36351108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 73, 81, 92, 99, 108, 132, 138, 146, 162, 198, 207, 219, 243, 253, 276, 292, 297, 324, 396, 414, 438, 486, 506, 594, 621, 657, 759, 803, 828, 876, 891, 972, 1012, 1188, 1242, 1314, 1518, 1606, 1679, 1782, 1863, 1971, 2277, 2409, 2484, 2628, 2673, 3036, 3212, 3358, 3564, 3726, 3942, 4554, 4818, 5037, 5346, 5589, 5913, 6716, 6831, 7227, 7452, 7884, 9108, 9636, 10074, 10692, 11178, 11826, 13662, 14454, 15111, 17739, 18469, 20148, 20493, 21681, 22356, 23652, 27324, 28908, 30222, 35478, 36938, 40986, 43362, 45333, 55407, 60444, 61479, 65043, 70956, 73876, 81972, 86724, 90666, 110814, 122958, 130086, 135999, 166221, 181332, 195129, 221628, 245916, 260172, 271998, 332442, 390258, 407997, 498663, 543996, 664884, 780516, 815994, 997326, 1495989, 1631988, 1994652, 2991978, 4487967, 5983956, 8975934, 17951868]

約数ペア:

[(1, 17951868), (2, 8975934), (3, 5983956), (4, 4487967), (6, 2991978), (9, 1994652), (11, 1631988), (12, 1495989), (18, 997326), (22, 815994), (23, 780516), (27, 664884), (33, 543996), (36, 498663), (44, 407997), (46, 390258), (54, 332442), (66, 271998), (69, 260172), (73, 245916), (81, 221628), (92, 195129), (99, 181332), (108, 166221), (132, 135999), (138, 130086), (146, 122958), (162, 110814), (198, 90666), (207, 86724), (219, 81972), (243, 73876), (253, 70956), (276, 65043), (292, 61479), (297, 60444), (324, 55407), (396, 45333), (414, 43362), (438, 40986), (486, 36938), (506, 35478), (594, 30222), (621, 28908), (657, 27324), (759, 23652), (803, 22356), (828, 21681), (876, 20493), (891, 20148), (972, 18469), (1012, 17739), (1188, 15111), (1242, 14454), (1314, 13662), (1518, 11826), (1606, 11178), (1679, 10692), (1782, 10074), (1863, 9636), (1971, 9108), (2277, 7884), (2409, 7452), (2484, 7227), (2628, 6831), (2673, 6716), (3036, 5913), (3212, 5589), (3358, 5346), (3564, 5037), (3726, 4818), (3942, 4554)]