19231324

素因数分解:

$2^2\times 7^3\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 20685476

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 107, 131, 196, 214, 262, 343, 428, 524, 686, 749, 917, 1372, 1498, 1834, 2996, 3668, 5243, 6419, 10486, 12838, 14017, 20972, 25676, 28034, 36701, 44933, 56068, 73402, 89866, 98119, 146804, 179732, 196238, 392476, 686833, 1373666, 2747332, 4807831, 9615662, 19231324]

約数ペア:

[(1, 19231324), (2, 9615662), (4, 4807831), (7, 2747332), (14, 1373666), (28, 686833), (49, 392476), (98, 196238), (107, 179732), (131, 146804), (196, 98119), (214, 89866), (262, 73402), (343, 56068), (428, 44933), (524, 36701), (686, 28034), (749, 25676), (917, 20972), (1372, 14017), (1498, 12838), (1834, 10486), (2996, 6419), (3668, 5243)]