19502210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 44755200

約数和(自身を除く): 25252990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 739, 754, 910, 1015, 1478, 1885, 2030, 2639, 3695, 3770, 5173, 5278, 7390, 9607, 10346, 13195, 19214, 21431, 25865, 26390, 42862, 48035, 51730, 67249, 96070, 107155, 134498, 150017, 214310, 278603, 300034, 336245, 557206, 672490, 750085, 1393015, 1500170, 1950221, 2786030, 3900442, 9751105, 19502210]

約数ペア:

[(1, 19502210), (2, 9751105), (5, 3900442), (7, 2786030), (10, 1950221), (13, 1500170), (14, 1393015), (26, 750085), (29, 672490), (35, 557206), (58, 336245), (65, 300034), (70, 278603), (91, 214310), (130, 150017), (145, 134498), (182, 107155), (203, 96070), (290, 67249), (377, 51730), (406, 48035), (455, 42862), (739, 26390), (754, 25865), (910, 21431), (1015, 19214), (1478, 13195), (1885, 10346), (2030, 9607), (2639, 7390), (3695, 5278), (3770, 5173)]