198968912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 429496320

約数和(自身を除く): 230527408

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 43, 62, 76, 86, 124, 152, 172, 248, 304, 344, 491, 496, 589, 688, 817, 982, 1178, 1333, 1634, 1964, 2356, 2666, 3268, 3928, 4712, 5332, 6536, 7856, 9329, 9424, 10664, 13072, 15221, 18658, 21113, 21328, 25327, 30442, 37316, 42226, 50654, 60884, 74632, 84452, 101308, 121768, 149264, 168904, 202616, 243536, 289199, 337808, 401147, 405232, 578398, 654503, 802294, 1156796, 1309006, 1604588, 2313592, 2618012, 3209176, 4627184, 5236024, 6418352, 10472048, 12435557, 24871114, 49742228, 99484456, 198968912]

約数ペア:

[(1, 198968912), (2, 99484456), (4, 49742228), (8, 24871114), (16, 12435557), (19, 10472048), (31, 6418352), (38, 5236024), (43, 4627184), (62, 3209176), (76, 2618012), (86, 2313592), (124, 1604588), (152, 1309006), (172, 1156796), (248, 802294), (304, 654503), (344, 578398), (491, 405232), (496, 401147), (589, 337808), (688, 289199), (817, 243536), (982, 202616), (1178, 168904), (1333, 149264), (1634, 121768), (1964, 101308), (2356, 84452), (2666, 74632), (3268, 60884), (3928, 50654), (4712, 42226), (5332, 37316), (6536, 30442), (7856, 25327), (9329, 21328), (9424, 21113), (10664, 18658), (13072, 15221)]