197453168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 443543040

約数和(自身を除く): 246089872

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 137, 152, 176, 209, 274, 304, 418, 431, 548, 836, 862, 1096, 1507, 1672, 1724, 2192, 2603, 3014, 3344, 3448, 4741, 5206, 6028, 6896, 8189, 9482, 10412, 12056, 16378, 18964, 20824, 24112, 28633, 32756, 37928, 41648, 57266, 59047, 65512, 75856, 90079, 114532, 118094, 131024, 180158, 229064, 236188, 360316, 458128, 472376, 649517, 720632, 944752, 1121893, 1299034, 1441264, 2243786, 2598068, 4487572, 5196136, 8975144, 10392272, 12340823, 17950288, 24681646, 49363292, 98726584, 197453168]

約数ペア:

[(1, 197453168), (2, 98726584), (4, 49363292), (8, 24681646), (11, 17950288), (16, 12340823), (19, 10392272), (22, 8975144), (38, 5196136), (44, 4487572), (76, 2598068), (88, 2243786), (137, 1441264), (152, 1299034), (176, 1121893), (209, 944752), (274, 720632), (304, 649517), (418, 472376), (431, 458128), (548, 360316), (836, 236188), (862, 229064), (1096, 180158), (1507, 131024), (1672, 118094), (1724, 114532), (2192, 90079), (2603, 75856), (3014, 65512), (3344, 59047), (3448, 57266), (4741, 41648), (5206, 37928), (6028, 32756), (6896, 28633), (8189, 24112), (9482, 20824), (10412, 18964), (12056, 16378)]