19310955196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1\times {\mathrm{4447}}^1$

素因数の和:4599

約数の個数: 72

約数和(自身を含む): 38025649536

約数和(自身を除く): 18714694340

約数列:

[1, 2, 4, 13, 26, 37, 52, 61, 74, 122, 148, 244, 481, 793, 962, 1369, 1586, 1924, 2257, 2738, 3172, 4447, 4514, 5476, 8894, 9028, 17788, 17797, 29341, 35594, 57811, 58682, 71188, 83509, 115622, 117364, 164539, 167018, 231244, 271267, 329078, 334036, 542534, 658156, 1085068, 1085617, 2139007, 2171234, 3526471, 4278014, 4342468, 6087943, 7052942, 8556028, 10036879, 12175886, 14105884, 20073758, 24351772, 40147516, 79143259, 130479427, 158286518, 260958854, 316573036, 371364523, 521917708, 742729046, 1485458092, 4827738799, 9655477598, 19310955196]

約数ペア:

[(1, 19310955196), (2, 9655477598), (4, 4827738799), (13, 1485458092), (26, 742729046), (37, 521917708), (52, 371364523), (61, 316573036), (74, 260958854), (122, 158286518), (148, 130479427), (244, 79143259), (481, 40147516), (793, 24351772), (962, 20073758), (1369, 14105884), (1586, 12175886), (1924, 10036879), (2257, 8556028), (2738, 7052942), (3172, 6087943), (4447, 4342468), (4514, 4278014), (5476, 3526471), (8894, 2171234), (9028, 2139007), (17788, 1085617), (17797, 1085068), (29341, 658156), (35594, 542534), (57811, 334036), (58682, 329078), (71188, 271267), (83509, 231244), (115622, 167018), (117364, 164539)]