19279428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 56899584

約数和(自身を除く): 37620156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 23, 28, 34, 42, 46, 51, 68, 69, 84, 92, 102, 119, 138, 161, 204, 238, 276, 322, 357, 391, 476, 483, 587, 644, 714, 782, 966, 1173, 1174, 1428, 1564, 1761, 1932, 2346, 2348, 2737, 3522, 4109, 4692, 5474, 7044, 8211, 8218, 9979, 10948, 12327, 13501, 16422, 16436, 19958, 24654, 27002, 29937, 32844, 39916, 40503, 49308, 54004, 59874, 69853, 81006, 94507, 119748, 139706, 162012, 189014, 209559, 229517, 279412, 283521, 378028, 419118, 459034, 567042, 688551, 838236, 918068, 1134084, 1377102, 1606619, 2754204, 3213238, 4819857, 6426476, 9639714, 19279428]

約数ペア:

[(1, 19279428), (2, 9639714), (3, 6426476), (4, 4819857), (6, 3213238), (7, 2754204), (12, 1606619), (14, 1377102), (17, 1134084), (21, 918068), (23, 838236), (28, 688551), (34, 567042), (42, 459034), (46, 419118), (51, 378028), (68, 283521), (69, 279412), (84, 229517), (92, 209559), (102, 189014), (119, 162012), (138, 139706), (161, 119748), (204, 94507), (238, 81006), (276, 69853), (322, 59874), (357, 54004), (391, 49308), (476, 40503), (483, 39916), (587, 32844), (644, 29937), (714, 27002), (782, 24654), (966, 19958), (1173, 16436), (1174, 16422), (1428, 13501), (1564, 12327), (1761, 10948), (1932, 9979), (2346, 8218), (2348, 8211), (2737, 7044), (3522, 5474), (4109, 4692)]