19075696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 39283200

約数和(自身を除く): 20207504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 479, 524, 958, 1048, 1916, 2096, 2489, 3832, 4978, 7664, 9101, 9956, 18202, 19912, 36404, 39824, 62749, 72808, 125498, 145616, 250996, 501992, 1003984, 1192231, 2384462, 4768924, 9537848, 19075696]

約数ペア:

[(1, 19075696), (2, 9537848), (4, 4768924), (8, 2384462), (16, 1192231), (19, 1003984), (38, 501992), (76, 250996), (131, 145616), (152, 125498), (262, 72808), (304, 62749), (479, 39824), (524, 36404), (958, 19912), (1048, 18202), (1916, 9956), (2096, 9101), (2489, 7664), (3832, 4978)]