20767574196

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{28571}}^1$

素因数の和:28973

約数の個数: 72

約数和(自身を含む): 53519470368

約数和(自身を除く): 32751896172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 331, 366, 549, 662, 732, 993, 1098, 1324, 1986, 2196, 2979, 3972, 5958, 11916, 20191, 28571, 40382, 57142, 60573, 80764, 85713, 114284, 121146, 171426, 181719, 242292, 257139, 342852, 363438, 514278, 726876, 1028556, 1742831, 3485662, 5228493, 6971324, 9457001, 10456986, 15685479, 18914002, 20913972, 28371003, 31370958, 37828004, 56742006, 62741916, 85113009, 113484012, 170226018, 340452036, 576877061, 1153754122, 1730631183, 2307508244, 3461262366, 5191893549, 6922524732, 10383787098, 20767574196]

約数ペア:

[(1, 20767574196), (2, 10383787098), (3, 6922524732), (4, 5191893549), (6, 3461262366), (9, 2307508244), (12, 1730631183), (18, 1153754122), (36, 576877061), (61, 340452036), (122, 170226018), (183, 113484012), (244, 85113009), (331, 62741916), (366, 56742006), (549, 37828004), (662, 31370958), (732, 28371003), (993, 20913972), (1098, 18914002), (1324, 15685479), (1986, 10456986), (2196, 9457001), (2979, 6971324), (3972, 5228493), (5958, 3485662), (11916, 1742831), (20191, 1028556), (28571, 726876), (40382, 514278), (57142, 363438), (60573, 342852), (80764, 257139), (85713, 242292), (114284, 181719), (121146, 171426)]