20173856235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{48869}}^1$

素因数の和:48992

約数の個数: 64

約数和(自身を含む): 36453110400

約数和(自身を除く): 16279254165

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 73, 87, 145, 195, 219, 365, 377, 435, 949, 1095, 1131, 1885, 2117, 2847, 4745, 5655, 6351, 10585, 14235, 27521, 31755, 48869, 82563, 137605, 146607, 244345, 412815, 635297, 733035, 1417201, 1905891, 3176485, 3567437, 4251603, 7086005, 9529455, 10702311, 17837185, 18423613, 21258015, 46376681, 53511555, 55270839, 92118065, 103455673, 139130043, 231883405, 276354195, 310367019, 517278365, 695650215, 1344923749, 1551835095, 4034771247, 6724618745, 20173856235]

約数ペア:

[(1, 20173856235), (3, 6724618745), (5, 4034771247), (13, 1551835095), (15, 1344923749), (29, 695650215), (39, 517278365), (65, 310367019), (73, 276354195), (87, 231883405), (145, 139130043), (195, 103455673), (219, 92118065), (365, 55270839), (377, 53511555), (435, 46376681), (949, 21258015), (1095, 18423613), (1131, 17837185), (1885, 10702311), (2117, 9529455), (2847, 7086005), (4745, 4251603), (5655, 3567437), (6351, 3176485), (10585, 1905891), (14235, 1417201), (27521, 733035), (31755, 635297), (48869, 412815), (82563, 244345), (137605, 146607)]