19552788

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 53621568

約数和(自身を除く): 34068780

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 743, 774, 1462, 1486, 1548, 2193, 2229, 2924, 2972, 4386, 4458, 6579, 6687, 8772, 8916, 12631, 13158, 13374, 25262, 26316, 26748, 31949, 37893, 50524, 63898, 75786, 95847, 113679, 127796, 151572, 191694, 227358, 287541, 383388, 454716, 543133, 575082, 1086266, 1150164, 1629399, 2172532, 3258798, 4888197, 6517596, 9776394, 19552788]

約数ペア:

[(1, 19552788), (2, 9776394), (3, 6517596), (4, 4888197), (6, 3258798), (9, 2172532), (12, 1629399), (17, 1150164), (18, 1086266), (34, 575082), (36, 543133), (43, 454716), (51, 383388), (68, 287541), (86, 227358), (102, 191694), (129, 151572), (153, 127796), (172, 113679), (204, 95847), (258, 75786), (306, 63898), (387, 50524), (516, 37893), (612, 31949), (731, 26748), (743, 26316), (774, 25262), (1462, 13374), (1486, 13158), (1548, 12631), (2193, 8916), (2229, 8772), (2924, 6687), (2972, 6579), (4386, 4458)]