19444866

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:156

約数の個数: 72

約数和(自身を含む): 48440880

約数和(自身を除く): 28996014

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 59, 98, 114, 118, 133, 147, 177, 266, 294, 354, 399, 413, 798, 826, 931, 1121, 1239, 1862, 2242, 2478, 2793, 2891, 3363, 3481, 5586, 5782, 6726, 6962, 7847, 8673, 10443, 15694, 17346, 20886, 23541, 24367, 47082, 48734, 54929, 66139, 73101, 109858, 132278, 146202, 164787, 170569, 198417, 329574, 341138, 396834, 462973, 511707, 925946, 1023414, 1388919, 2777838, 3240811, 6481622, 9722433, 19444866]

約数ペア:

[(1, 19444866), (2, 9722433), (3, 6481622), (6, 3240811), (7, 2777838), (14, 1388919), (19, 1023414), (21, 925946), (38, 511707), (42, 462973), (49, 396834), (57, 341138), (59, 329574), (98, 198417), (114, 170569), (118, 164787), (133, 146202), (147, 132278), (177, 109858), (266, 73101), (294, 66139), (354, 54929), (399, 48734), (413, 47082), (798, 24367), (826, 23541), (931, 20886), (1121, 17346), (1239, 15694), (1862, 10443), (2242, 8673), (2478, 7847), (2793, 6962), (2891, 6726), (3363, 5782), (3481, 5586)]