18124210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 19978190

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 59, 65, 85, 118, 130, 139, 170, 221, 278, 295, 442, 590, 695, 767, 1003, 1105, 1390, 1534, 1807, 2006, 2210, 2363, 3614, 3835, 4726, 5015, 7670, 8201, 9035, 10030, 11815, 13039, 16402, 18070, 23630, 26078, 30719, 41005, 61438, 65195, 82010, 106613, 130390, 139417, 153595, 213226, 278834, 307190, 533065, 697085, 1066130, 1394170, 1812421, 3624842, 9062105, 18124210]

約数ペア:

[(1, 18124210), (2, 9062105), (5, 3624842), (10, 1812421), (13, 1394170), (17, 1066130), (26, 697085), (34, 533065), (59, 307190), (65, 278834), (85, 213226), (118, 153595), (130, 139417), (139, 130390), (170, 106613), (221, 82010), (278, 65195), (295, 61438), (442, 41005), (590, 30719), (695, 26078), (767, 23630), (1003, 18070), (1105, 16402), (1390, 13039), (1534, 11815), (1807, 10030), (2006, 9035), (2210, 8201), (2363, 7670), (3614, 5015), (3835, 4726)]