20449744452

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{667507}}^1$

素因数の和:667577

約数の個数: 72

約数和(自身を含む): 55397823936

約数和(自身を除く): 34948079484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 666, 828, 851, 1332, 1702, 2553, 3404, 5106, 7659, 10212, 15318, 30636, 667507, 1335014, 2002521, 2670028, 4005042, 6007563, 8010084, 12015126, 15352661, 24030252, 24697759, 30705322, 46057983, 49395518, 61410644, 74093277, 92115966, 98791036, 138173949, 148186554, 184231932, 222279831, 276347898, 296373108, 444559662, 552695796, 568048457, 889119324, 1136096914, 1704145371, 2272193828, 3408290742, 5112436113, 6816581484, 10224872226, 20449744452]

約数ペア:

[(1, 20449744452), (2, 10224872226), (3, 6816581484), (4, 5112436113), (6, 3408290742), (9, 2272193828), (12, 1704145371), (18, 1136096914), (23, 889119324), (36, 568048457), (37, 552695796), (46, 444559662), (69, 296373108), (74, 276347898), (92, 222279831), (111, 184231932), (138, 148186554), (148, 138173949), (207, 98791036), (222, 92115966), (276, 74093277), (333, 61410644), (414, 49395518), (444, 46057983), (666, 30705322), (828, 24697759), (851, 24030252), (1332, 15352661), (1702, 12015126), (2553, 8010084), (3404, 6007563), (5106, 4005042), (7659, 2670028), (10212, 2002521), (15318, 1335014), (30636, 667507)]