2018659864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{1619}}^1$

素因数の和:2288

約数の個数: 64

約数和(自身を含む): 4300128000

約数和(自身を除く): 2281468136

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 631, 988, 1262, 1619, 1976, 2524, 3238, 5048, 6476, 8203, 11989, 12952, 16406, 21047, 23978, 30761, 32812, 42094, 47956, 61522, 65624, 84188, 95912, 123044, 155857, 168376, 246088, 311714, 399893, 623428, 799786, 1021589, 1246856, 1599572, 2043178, 3199144, 4086356, 8172712, 13280657, 19410191, 26561314, 38820382, 53122628, 77640764, 106245256, 155281528, 252332483, 504664966, 1009329932, 2018659864]

約数ペア:

[(1, 2018659864), (2, 1009329932), (4, 504664966), (8, 252332483), (13, 155281528), (19, 106245256), (26, 77640764), (38, 53122628), (52, 38820382), (76, 26561314), (104, 19410191), (152, 13280657), (247, 8172712), (494, 4086356), (631, 3199144), (988, 2043178), (1262, 1599572), (1619, 1246856), (1976, 1021589), (2524, 799786), (3238, 623428), (5048, 399893), (6476, 311714), (8203, 246088), (11989, 168376), (12952, 155857), (16406, 123044), (21047, 95912), (23978, 84188), (30761, 65624), (32812, 61522), (42094, 47956)]