20163013872

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{17891}}^1$

素因数の和:18398

約数の個数: 80

約数和(自身を含む): 53193345408

約数和(自身を除く): 33030331536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 443, 636, 848, 886, 1272, 1329, 1772, 2544, 2658, 3544, 5316, 7088, 10632, 17891, 21264, 23479, 35782, 46958, 53673, 70437, 71564, 93916, 107346, 140874, 143128, 187832, 214692, 281748, 286256, 375664, 429384, 563496, 858768, 948223, 1126992, 1896446, 2844669, 3792892, 5689338, 7585784, 7925713, 11378676, 15171568, 15851426, 22757352, 23777139, 31702852, 45514704, 47554278, 63405704, 95108556, 126811408, 190217112, 380434224, 420062789, 840125578, 1260188367, 1680251156, 2520376734, 3360502312, 5040753468, 6721004624, 10081506936, 20163013872]

約数ペア:

[(1, 20163013872), (2, 10081506936), (3, 6721004624), (4, 5040753468), (6, 3360502312), (8, 2520376734), (12, 1680251156), (16, 1260188367), (24, 840125578), (48, 420062789), (53, 380434224), (106, 190217112), (159, 126811408), (212, 95108556), (318, 63405704), (424, 47554278), (443, 45514704), (636, 31702852), (848, 23777139), (886, 22757352), (1272, 15851426), (1329, 15171568), (1772, 11378676), (2544, 7925713), (2658, 7585784), (3544, 5689338), (5316, 3792892), (7088, 2844669), (10632, 1896446), (17891, 1126992), (21264, 948223), (23479, 858768), (35782, 563496), (46958, 429384), (53673, 375664), (70437, 286256), (71564, 281748), (93916, 214692), (107346, 187832), (140874, 143128)]