19971792

素因数分解:

$2^4\times 3^3\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:657

約数の個数: 80

約数和(自身を含む): 58121280

約数和(自身を除く): 38149488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 83, 108, 144, 166, 216, 249, 332, 432, 498, 557, 664, 747, 996, 1114, 1328, 1494, 1671, 1992, 2228, 2241, 2988, 3342, 3984, 4456, 4482, 5013, 5976, 6684, 8912, 8964, 10026, 11952, 13368, 15039, 17928, 20052, 26736, 30078, 35856, 40104, 46231, 60156, 80208, 92462, 120312, 138693, 184924, 240624, 277386, 369848, 416079, 554772, 739696, 832158, 1109544, 1248237, 1664316, 2219088, 2496474, 3328632, 4992948, 6657264, 9985896, 19971792]

約数ペア:

[(1, 19971792), (2, 9985896), (3, 6657264), (4, 4992948), (6, 3328632), (8, 2496474), (9, 2219088), (12, 1664316), (16, 1248237), (18, 1109544), (24, 832158), (27, 739696), (36, 554772), (48, 416079), (54, 369848), (72, 277386), (83, 240624), (108, 184924), (144, 138693), (166, 120312), (216, 92462), (249, 80208), (332, 60156), (432, 46231), (498, 40104), (557, 35856), (664, 30078), (747, 26736), (996, 20052), (1114, 17928), (1328, 15039), (1494, 13368), (1671, 11952), (1992, 10026), (2228, 8964), (2241, 8912), (2988, 6684), (3342, 5976), (3984, 5013), (4456, 4482)]