20176746490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{18329}}^1$

素因数の和:18487

約数の個数: 64

約数和(自身を含む): 38769269760

約数和(自身を除く): 18592523270

約数列:

[1, 2, 5, 10, 31, 53, 62, 67, 106, 134, 155, 265, 310, 335, 530, 670, 1643, 2077, 3286, 3551, 4154, 7102, 8215, 10385, 16430, 17755, 18329, 20770, 35510, 36658, 91645, 110081, 183290, 220162, 550405, 568199, 971437, 1100810, 1136398, 1228043, 1942874, 2456086, 2840995, 4857185, 5681990, 6140215, 9714370, 12280430, 30114547, 38069333, 60229094, 65086279, 76138666, 130172558, 150572735, 190346665, 301145470, 325431395, 380693330, 650862790, 2017674649, 4035349298, 10088373245, 20176746490]

約数ペア:

[(1, 20176746490), (2, 10088373245), (5, 4035349298), (10, 2017674649), (31, 650862790), (53, 380693330), (62, 325431395), (67, 301145470), (106, 190346665), (134, 150572735), (155, 130172558), (265, 76138666), (310, 65086279), (335, 60229094), (530, 38069333), (670, 30114547), (1643, 12280430), (2077, 9714370), (3286, 6140215), (3551, 5681990), (4154, 4857185), (7102, 2840995), (8215, 2456086), (10385, 1942874), (16430, 1228043), (17755, 1136398), (18329, 1100810), (20770, 971437), (35510, 568199), (36658, 550405), (91645, 220162), (110081, 183290)]