20615148

素因数分解:

$2^2\times 3^5\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 54792192

約数和(自身を除く): 34177044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 127, 162, 167, 243, 254, 324, 334, 381, 486, 501, 508, 668, 762, 972, 1002, 1143, 1503, 1524, 2004, 2286, 3006, 3429, 4509, 4572, 6012, 6858, 9018, 10287, 13527, 13716, 18036, 20574, 21209, 27054, 30861, 40581, 41148, 42418, 54108, 61722, 63627, 81162, 84836, 123444, 127254, 162324, 190881, 254508, 381762, 572643, 763524, 1145286, 1717929, 2290572, 3435858, 5153787, 6871716, 10307574, 20615148]

約数ペア:

[(1, 20615148), (2, 10307574), (3, 6871716), (4, 5153787), (6, 3435858), (9, 2290572), (12, 1717929), (18, 1145286), (27, 763524), (36, 572643), (54, 381762), (81, 254508), (108, 190881), (127, 162324), (162, 127254), (167, 123444), (243, 84836), (254, 81162), (324, 63627), (334, 61722), (381, 54108), (486, 42418), (501, 41148), (508, 40581), (668, 30861), (762, 27054), (972, 21209), (1002, 20574), (1143, 18036), (1503, 13716), (1524, 13527), (2004, 10287), (2286, 9018), (3006, 6858), (3429, 6012), (4509, 4572)]