19768644

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 59494400

約数和(自身を除く): 39725756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 84, 108, 126, 158, 189, 237, 252, 316, 331, 378, 474, 553, 662, 711, 756, 948, 993, 1106, 1324, 1422, 1659, 1986, 2133, 2212, 2317, 2844, 2979, 3318, 3972, 4266, 4634, 4977, 5958, 6636, 6951, 8532, 8937, 9268, 9954, 11916, 13902, 14931, 17874, 19908, 20853, 26149, 27804, 29862, 35748, 41706, 52298, 59724, 62559, 78447, 83412, 104596, 125118, 156894, 183043, 235341, 250236, 313788, 366086, 470682, 549129, 706023, 732172, 941364, 1098258, 1412046, 1647387, 2196516, 2824092, 3294774, 4942161, 6589548, 9884322, 19768644]

約数ペア:

[(1, 19768644), (2, 9884322), (3, 6589548), (4, 4942161), (6, 3294774), (7, 2824092), (9, 2196516), (12, 1647387), (14, 1412046), (18, 1098258), (21, 941364), (27, 732172), (28, 706023), (36, 549129), (42, 470682), (54, 366086), (63, 313788), (79, 250236), (84, 235341), (108, 183043), (126, 156894), (158, 125118), (189, 104596), (237, 83412), (252, 78447), (316, 62559), (331, 59724), (378, 52298), (474, 41706), (553, 35748), (662, 29862), (711, 27804), (756, 26149), (948, 20853), (993, 19908), (1106, 17874), (1324, 14931), (1422, 13902), (1659, 11916), (1986, 9954), (2133, 9268), (2212, 8937), (2317, 8532), (2844, 6951), (2979, 6636), (3318, 5958), (3972, 4977), (4266, 4634)]