20007232

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 112

約数和(自身を含む): 50035968

約数和(自身を除く): 30028736

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 37, 56, 64, 68, 71, 74, 112, 119, 136, 142, 148, 224, 238, 259, 272, 284, 296, 448, 476, 497, 518, 544, 568, 592, 629, 952, 994, 1036, 1088, 1136, 1184, 1207, 1258, 1904, 1988, 2072, 2272, 2368, 2414, 2516, 2627, 3808, 3976, 4144, 4403, 4544, 4828, 5032, 5254, 7616, 7952, 8288, 8449, 8806, 9656, 10064, 10508, 15904, 16576, 16898, 17612, 18389, 19312, 20128, 21016, 31808, 33796, 35224, 36778, 38624, 40256, 42032, 44659, 67592, 70448, 73556, 77248, 84064, 89318, 135184, 140896, 147112, 168128, 178636, 270368, 281792, 294224, 312613, 357272, 540736, 588448, 625226, 714544, 1176896, 1250452, 1429088, 2500904, 2858176, 5001808, 10003616, 20007232]

約数ペア:

[(1, 20007232), (2, 10003616), (4, 5001808), (7, 2858176), (8, 2500904), (14, 1429088), (16, 1250452), (17, 1176896), (28, 714544), (32, 625226), (34, 588448), (37, 540736), (56, 357272), (64, 312613), (68, 294224), (71, 281792), (74, 270368), (112, 178636), (119, 168128), (136, 147112), (142, 140896), (148, 135184), (224, 89318), (238, 84064), (259, 77248), (272, 73556), (284, 70448), (296, 67592), (448, 44659), (476, 42032), (497, 40256), (518, 38624), (544, 36778), (568, 35224), (592, 33796), (629, 31808), (952, 21016), (994, 20128), (1036, 19312), (1088, 18389), (1136, 17612), (1184, 16898), (1207, 16576), (1258, 15904), (1904, 10508), (1988, 10064), (2072, 9656), (2272, 8806), (2368, 8449), (2414, 8288), (2516, 7952), (2627, 7616), (3808, 5254), (3976, 5032), (4144, 4828), (4403, 4544)]