20243544195

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{887}}^1\times {\mathrm{31051}}^1$

素因数の和:31960

約数の個数: 48

約数和(自身を含む): 37721472768

約数和(自身を除く): 17477928573

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 887, 2661, 4435, 6209, 13305, 18627, 31045, 31051, 43463, 93135, 93153, 130389, 155255, 217315, 217357, 465765, 651945, 652071, 1086785, 1521499, 3260355, 4564497, 7607495, 22822485, 27542237, 82626711, 137711185, 192795659, 413133555, 578386977, 963978295, 1349569613, 2891934885, 4048708839, 6747848065, 20243544195]

約数ペア:

[(1, 20243544195), (3, 6747848065), (5, 4048708839), (7, 2891934885), (15, 1349569613), (21, 963978295), (35, 578386977), (49, 413133555), (105, 192795659), (147, 137711185), (245, 82626711), (735, 27542237), (887, 22822485), (2661, 7607495), (4435, 4564497), (6209, 3260355), (13305, 1521499), (18627, 1086785), (31045, 652071), (31051, 651945), (43463, 465765), (93135, 217357), (93153, 217315), (130389, 155255)]