19179616

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 39414816

約数和(自身を除く): 20235200

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 97, 148, 167, 194, 296, 334, 388, 592, 668, 776, 1184, 1336, 1552, 2672, 3104, 3589, 5344, 6179, 7178, 12358, 14356, 16199, 24716, 28712, 32398, 49432, 57424, 64796, 98864, 114848, 129592, 197728, 259184, 518368, 599363, 1198726, 2397452, 4794904, 9589808, 19179616]

約数ペア:

[(1, 19179616), (2, 9589808), (4, 4794904), (8, 2397452), (16, 1198726), (32, 599363), (37, 518368), (74, 259184), (97, 197728), (148, 129592), (167, 114848), (194, 98864), (296, 64796), (334, 57424), (388, 49432), (592, 32398), (668, 28712), (776, 24716), (1184, 16199), (1336, 14356), (1552, 12358), (2672, 7178), (3104, 6179), (3589, 5344)]