19650318129

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{607}}^1\times {\mathrm{1021}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 30760597504

約数和(自身を除く): 11110279375

約数列:

[1, 3, 9, 13, 39, 117, 271, 607, 813, 1021, 1821, 2439, 3063, 3523, 5463, 7891, 9189, 10569, 13273, 23673, 31707, 39819, 71019, 119457, 164497, 276691, 493491, 619747, 830073, 1480473, 1859241, 2138461, 2490219, 3596983, 5577723, 6415383, 8056711, 10790949, 19246149, 24170133, 32372847, 72510399, 167951437, 503854311, 1511562933, 2183368681, 6550106043, 19650318129]

約数ペア:

[(1, 19650318129), (3, 6550106043), (9, 2183368681), (13, 1511562933), (39, 503854311), (117, 167951437), (271, 72510399), (607, 32372847), (813, 24170133), (1021, 19246149), (1821, 10790949), (2439, 8056711), (3063, 6415383), (3523, 5577723), (5463, 3596983), (7891, 2490219), (9189, 2138461), (10569, 1859241), (13273, 1480473), (23673, 830073), (31707, 619747), (39819, 493491), (71019, 276691), (119457, 164497)]