19249636

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 40456192

約数和(自身を除く): 21206556

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 331, 434, 469, 662, 868, 938, 1324, 1876, 2077, 2317, 4154, 4634, 8308, 9268, 10261, 14539, 20522, 22177, 29078, 41044, 44354, 58156, 71827, 88708, 143654, 155239, 287308, 310478, 620956, 687487, 1374974, 2749948, 4812409, 9624818, 19249636]

約数ペア:

[(1, 19249636), (2, 9624818), (4, 4812409), (7, 2749948), (14, 1374974), (28, 687487), (31, 620956), (62, 310478), (67, 287308), (124, 155239), (134, 143654), (217, 88708), (268, 71827), (331, 58156), (434, 44354), (469, 41044), (662, 29078), (868, 22177), (938, 20522), (1324, 14539), (1876, 10261), (2077, 9268), (2317, 8308), (4154, 4634)]