19131732

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 52468416

約数和(自身を除く): 33336684

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, 727, 731, 774, 1454, 1462, 1548, 2181, 2193, 2908, 2924, 4362, 4386, 6543, 6579, 8724, 8772, 12359, 13086, 13158, 24718, 26172, 26316, 31261, 37077, 49436, 62522, 74154, 93783, 111231, 125044, 148308, 187566, 222462, 281349, 375132, 444924, 531437, 562698, 1062874, 1125396, 1594311, 2125748, 3188622, 4782933, 6377244, 9565866, 19131732]

約数ペア:

[(1, 19131732), (2, 9565866), (3, 6377244), (4, 4782933), (6, 3188622), (9, 2125748), (12, 1594311), (17, 1125396), (18, 1062874), (34, 562698), (36, 531437), (43, 444924), (51, 375132), (68, 281349), (86, 222462), (102, 187566), (129, 148308), (153, 125044), (172, 111231), (204, 93783), (258, 74154), (306, 62522), (387, 49436), (516, 37077), (612, 31261), (727, 26316), (731, 26172), (774, 24718), (1454, 13158), (1462, 13086), (1548, 12359), (2181, 8772), (2193, 8724), (2908, 6579), (2924, 6543), (4362, 4386)]