19179498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 43747200

約数和(自身を除く): 24567702

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 61, 78, 87, 122, 139, 174, 183, 278, 366, 377, 417, 754, 793, 834, 1131, 1586, 1769, 1807, 2262, 2379, 3538, 3614, 4031, 4758, 5307, 5421, 8062, 8479, 10614, 10842, 12093, 16958, 22997, 24186, 25437, 45994, 50874, 52403, 68991, 104806, 110227, 137982, 157209, 220454, 245891, 314418, 330681, 491782, 661362, 737673, 1475346, 3196583, 6393166, 9589749, 19179498]

約数ペア:

[(1, 19179498), (2, 9589749), (3, 6393166), (6, 3196583), (13, 1475346), (26, 737673), (29, 661362), (39, 491782), (58, 330681), (61, 314418), (78, 245891), (87, 220454), (122, 157209), (139, 137982), (174, 110227), (183, 104806), (278, 68991), (366, 52403), (377, 50874), (417, 45994), (754, 25437), (793, 24186), (834, 22997), (1131, 16958), (1586, 12093), (1769, 10842), (1807, 10614), (2262, 8479), (2379, 8062), (3538, 5421), (3614, 5307), (4031, 4758)]