19771164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 58018688

約数和(自身を除く): 38247524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 67, 84, 126, 134, 201, 252, 268, 402, 469, 603, 804, 938, 1171, 1206, 1407, 1876, 2342, 2412, 2814, 3513, 4221, 4684, 5628, 7026, 8197, 8442, 10539, 14052, 16394, 16884, 21078, 24591, 32788, 42156, 49182, 73773, 78457, 98364, 147546, 156914, 235371, 295092, 313828, 470742, 549199, 706113, 941484, 1098398, 1412226, 1647597, 2196796, 2824452, 3295194, 4942791, 6590388, 9885582, 19771164]

約数ペア:

[(1, 19771164), (2, 9885582), (3, 6590388), (4, 4942791), (6, 3295194), (7, 2824452), (9, 2196796), (12, 1647597), (14, 1412226), (18, 1098398), (21, 941484), (28, 706113), (36, 549199), (42, 470742), (63, 313828), (67, 295092), (84, 235371), (126, 156914), (134, 147546), (201, 98364), (252, 78457), (268, 73773), (402, 49182), (469, 42156), (603, 32788), (804, 24591), (938, 21078), (1171, 16884), (1206, 16394), (1407, 14052), (1876, 10539), (2342, 8442), (2412, 8197), (2814, 7026), (3513, 5628), (4221, 4684)]