20103394816

素因数分解:

$2^9\times {\mathrm{191}}^1\times {\mathrm{241}}^1\times {\mathrm{853}}^1$

素因数の和:1303

約数の個数: 80

約数和(自身を含む): 40592901888

約数和(自身を除く): 20489507072

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 191, 241, 256, 382, 482, 512, 764, 853, 964, 1528, 1706, 1928, 3056, 3412, 3856, 6112, 6824, 7712, 12224, 13648, 15424, 24448, 27296, 30848, 46031, 48896, 54592, 61696, 92062, 97792, 109184, 123392, 162923, 184124, 205573, 218368, 325846, 368248, 411146, 436736, 651692, 736496, 822292, 1303384, 1472992, 1644584, 2606768, 2945984, 3289168, 5213536, 5891968, 6578336, 10427072, 11783936, 13156672, 20854144, 23567872, 26313344, 39264443, 41708288, 52626688, 78528886, 83416576, 105253376, 157057772, 314115544, 628231088, 1256462176, 2512924352, 5025848704, 10051697408, 20103394816]

約数ペア:

[(1, 20103394816), (2, 10051697408), (4, 5025848704), (8, 2512924352), (16, 1256462176), (32, 628231088), (64, 314115544), (128, 157057772), (191, 105253376), (241, 83416576), (256, 78528886), (382, 52626688), (482, 41708288), (512, 39264443), (764, 26313344), (853, 23567872), (964, 20854144), (1528, 13156672), (1706, 11783936), (1928, 10427072), (3056, 6578336), (3412, 5891968), (3856, 5213536), (6112, 3289168), (6824, 2945984), (7712, 2606768), (12224, 1644584), (13648, 1472992), (15424, 1303384), (24448, 822292), (27296, 736496), (30848, 651692), (46031, 436736), (48896, 411146), (54592, 368248), (61696, 325846), (92062, 218368), (97792, 205573), (109184, 184124), (123392, 162923)]