19506130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 22795310

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 89, 101, 155, 178, 202, 217, 310, 434, 445, 505, 623, 707, 890, 1010, 1085, 1246, 1414, 2170, 2759, 3115, 3131, 3535, 5518, 6230, 6262, 7070, 8989, 13795, 15655, 17978, 19313, 21917, 27590, 31310, 38626, 43834, 44945, 62923, 89890, 96565, 109585, 125846, 193130, 219170, 278659, 314615, 557318, 629230, 1393295, 1950613, 2786590, 3901226, 9753065, 19506130]

約数ペア:

[(1, 19506130), (2, 9753065), (5, 3901226), (7, 2786590), (10, 1950613), (14, 1393295), (31, 629230), (35, 557318), (62, 314615), (70, 278659), (89, 219170), (101, 193130), (155, 125846), (178, 109585), (202, 96565), (217, 89890), (310, 62923), (434, 44945), (445, 43834), (505, 38626), (623, 31310), (707, 27590), (890, 21917), (1010, 19313), (1085, 17978), (1246, 15655), (1414, 13795), (2170, 8989), (2759, 7070), (3115, 6262), (3131, 6230), (3535, 5518)]