19199312

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 60

約数和(自身を含む): 41955648

約数和(自身を除く): 22756336

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 121, 176, 188, 211, 242, 376, 422, 484, 517, 752, 844, 968, 1034, 1688, 1936, 2068, 2321, 3376, 4136, 4642, 5687, 8272, 9284, 9917, 11374, 18568, 19834, 22748, 25531, 37136, 39668, 45496, 51062, 79336, 90992, 102124, 109087, 158672, 204248, 218174, 408496, 436348, 872696, 1199957, 1745392, 2399914, 4799828, 9599656, 19199312]

約数ペア:

[(1, 19199312), (2, 9599656), (4, 4799828), (8, 2399914), (11, 1745392), (16, 1199957), (22, 872696), (44, 436348), (47, 408496), (88, 218174), (94, 204248), (121, 158672), (176, 109087), (188, 102124), (211, 90992), (242, 79336), (376, 51062), (422, 45496), (484, 39668), (517, 37136), (752, 25531), (844, 22748), (968, 19834), (1034, 18568), (1688, 11374), (1936, 9917), (2068, 9284), (2321, 8272), (3376, 5687), (4136, 4642)]