19684944

素因数分解:

$2^4\times 3^5\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 58767072

約数和(自身を除く): 39082128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 81, 83, 108, 122, 144, 162, 166, 183, 216, 243, 244, 249, 324, 332, 366, 432, 486, 488, 498, 549, 648, 664, 732, 747, 972, 976, 996, 1098, 1296, 1328, 1464, 1494, 1647, 1944, 1992, 2196, 2241, 2928, 2988, 3294, 3888, 3984, 4392, 4482, 4941, 5063, 5976, 6588, 6723, 8784, 8964, 9882, 10126, 11952, 13176, 13446, 14823, 15189, 17928, 19764, 20169, 20252, 26352, 26892, 29646, 30378, 35856, 39528, 40338, 40504, 45567, 53784, 59292, 60756, 79056, 80676, 81008, 91134, 107568, 118584, 121512, 136701, 161352, 182268, 237168, 243024, 273402, 322704, 364536, 410103, 546804, 729072, 820206, 1093608, 1230309, 1640412, 2187216, 2460618, 3280824, 4921236, 6561648, 9842472, 19684944]

約数ペア:

[(1, 19684944), (2, 9842472), (3, 6561648), (4, 4921236), (6, 3280824), (8, 2460618), (9, 2187216), (12, 1640412), (16, 1230309), (18, 1093608), (24, 820206), (27, 729072), (36, 546804), (48, 410103), (54, 364536), (61, 322704), (72, 273402), (81, 243024), (83, 237168), (108, 182268), (122, 161352), (144, 136701), (162, 121512), (166, 118584), (183, 107568), (216, 91134), (243, 81008), (244, 80676), (249, 79056), (324, 60756), (332, 59292), (366, 53784), (432, 45567), (486, 40504), (488, 40338), (498, 39528), (549, 35856), (648, 30378), (664, 29646), (732, 26892), (747, 26352), (972, 20252), (976, 20169), (996, 19764), (1098, 17928), (1296, 15189), (1328, 14823), (1464, 13446), (1494, 13176), (1647, 11952), (1944, 10126), (1992, 9882), (2196, 8964), (2241, 8784), (2928, 6723), (2988, 6588), (3294, 5976), (3888, 5063), (3984, 4941), (4392, 4482)]