16221852

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 42653520

約数和(自身を除く): 26431668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 83, 89, 122, 166, 178, 183, 244, 249, 267, 332, 356, 366, 498, 534, 549, 732, 747, 801, 996, 1068, 1098, 1494, 1602, 2196, 2988, 3204, 5063, 5429, 7387, 10126, 10858, 14774, 15189, 16287, 20252, 21716, 22161, 29548, 30378, 32574, 44322, 45567, 48861, 60756, 65148, 66483, 88644, 91134, 97722, 132966, 182268, 195444, 265932, 450607, 901214, 1351821, 1802428, 2703642, 4055463, 5407284, 8110926, 16221852]

約数ペア:

[(1, 16221852), (2, 8110926), (3, 5407284), (4, 4055463), (6, 2703642), (9, 1802428), (12, 1351821), (18, 901214), (36, 450607), (61, 265932), (83, 195444), (89, 182268), (122, 132966), (166, 97722), (178, 91134), (183, 88644), (244, 66483), (249, 65148), (267, 60756), (332, 48861), (356, 45567), (366, 44322), (498, 32574), (534, 30378), (549, 29548), (732, 22161), (747, 21716), (801, 20252), (996, 16287), (1068, 15189), (1098, 14774), (1494, 10858), (1602, 10126), (2196, 7387), (2988, 5429), (3204, 5063)]