19462916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 40427520

約数和(自身を除く): 20964604

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 76, 124, 209, 341, 418, 589, 682, 751, 836, 1178, 1364, 1502, 2356, 3004, 6479, 8261, 12958, 14269, 16522, 23281, 25916, 28538, 33044, 46562, 57076, 93124, 156959, 256091, 313918, 442339, 512182, 627836, 884678, 1024364, 1769356, 4865729, 9731458, 19462916]

約数ペア:

[(1, 19462916), (2, 9731458), (4, 4865729), (11, 1769356), (19, 1024364), (22, 884678), (31, 627836), (38, 512182), (44, 442339), (62, 313918), (76, 256091), (124, 156959), (209, 93124), (341, 57076), (418, 46562), (589, 33044), (682, 28538), (751, 25916), (836, 23281), (1178, 16522), (1364, 14269), (1502, 12958), (2356, 8261), (3004, 6479)]