19502626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 37537920

約数和(自身を除く): 18035294

約数列:

[1, 2, 11, 13, 19, 22, 26, 37, 38, 74, 97, 143, 194, 209, 247, 286, 407, 418, 481, 494, 703, 814, 962, 1067, 1261, 1406, 1843, 2134, 2522, 2717, 3589, 3686, 5291, 5434, 7178, 7733, 9139, 10582, 13871, 15466, 18278, 20273, 23959, 27742, 39479, 40546, 46657, 47918, 68191, 78958, 93314, 100529, 136382, 201058, 263549, 513227, 527098, 750101, 886483, 1026454, 1500202, 1772966, 9751313, 19502626]

約数ペア:

[(1, 19502626), (2, 9751313), (11, 1772966), (13, 1500202), (19, 1026454), (22, 886483), (26, 750101), (37, 527098), (38, 513227), (74, 263549), (97, 201058), (143, 136382), (194, 100529), (209, 93314), (247, 78958), (286, 68191), (407, 47918), (418, 46657), (481, 40546), (494, 39479), (703, 27742), (814, 23959), (962, 20273), (1067, 18278), (1261, 15466), (1406, 13871), (1843, 10582), (2134, 9139), (2522, 7733), (2717, 7178), (3589, 5434), (3686, 5291)]