205996822456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1783}}^1\times {\mathrm{20543}}^1$

素因数の和:22388

約数の個数: 64

約数和(自身を含む): 417815654400

約数和(自身を除く): 211818831944

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 1783, 2812, 3566, 5624, 7132, 14264, 20543, 33877, 41086, 65971, 67754, 82172, 131942, 135508, 164344, 263884, 271016, 390317, 527768, 760091, 780634, 1253449, 1520182, 1561268, 2506898, 3040364, 3122536, 5013796, 6080728, 10027592, 14441729, 28883458, 36628169, 57766916, 73256338, 115533832, 146512676, 293025352, 695935211, 1355242253, 1391870422, 2710484506, 2783740844, 5420969012, 5567481688, 10841938024, 25749602807, 51499205614, 102998411228, 205996822456]

約数ペア:

[(1, 205996822456), (2, 102998411228), (4, 51499205614), (8, 25749602807), (19, 10841938024), (37, 5567481688), (38, 5420969012), (74, 2783740844), (76, 2710484506), (148, 1391870422), (152, 1355242253), (296, 695935211), (703, 293025352), (1406, 146512676), (1783, 115533832), (2812, 73256338), (3566, 57766916), (5624, 36628169), (7132, 28883458), (14264, 14441729), (20543, 10027592), (33877, 6080728), (41086, 5013796), (65971, 3122536), (67754, 3040364), (82172, 2506898), (131942, 1561268), (135508, 1520182), (164344, 1253449), (263884, 780634), (271016, 760091), (390317, 527768)]