17982170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 36495360

約数和(自身を除く): 18513190

約数列:

[1, 2, 5, 10, 19, 31, 38, 43, 62, 71, 86, 95, 142, 155, 190, 215, 310, 355, 430, 589, 710, 817, 1178, 1333, 1349, 1634, 2201, 2666, 2698, 2945, 3053, 4085, 4402, 5890, 6106, 6665, 6745, 8170, 11005, 13330, 13490, 15265, 22010, 25327, 30530, 41819, 50654, 58007, 83638, 94643, 116014, 126635, 189286, 209095, 253270, 290035, 418190, 473215, 580070, 946430, 1798217, 3596434, 8991085, 17982170]

約数ペア:

[(1, 17982170), (2, 8991085), (5, 3596434), (10, 1798217), (19, 946430), (31, 580070), (38, 473215), (43, 418190), (62, 290035), (71, 253270), (86, 209095), (95, 189286), (142, 126635), (155, 116014), (190, 94643), (215, 83638), (310, 58007), (355, 50654), (430, 41819), (589, 30530), (710, 25327), (817, 22010), (1178, 15265), (1333, 13490), (1349, 13330), (1634, 11005), (2201, 8170), (2666, 6745), (2698, 6665), (2945, 6106), (3053, 5890), (4085, 4402)]