19168506

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 72

約数和(自身を含む): 49012704

約数和(自身を除く): 29844198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 103, 126, 147, 206, 211, 294, 309, 422, 441, 618, 633, 721, 882, 927, 1266, 1442, 1477, 1854, 1899, 2163, 2954, 3798, 4326, 4431, 5047, 6489, 8862, 10094, 10339, 12978, 13293, 15141, 20678, 21733, 26586, 30282, 31017, 43466, 45423, 62034, 65199, 90846, 93051, 130398, 152131, 186102, 195597, 304262, 391194, 456393, 912786, 1064917, 1369179, 2129834, 2738358, 3194751, 6389502, 9584253, 19168506]

約数ペア:

[(1, 19168506), (2, 9584253), (3, 6389502), (6, 3194751), (7, 2738358), (9, 2129834), (14, 1369179), (18, 1064917), (21, 912786), (42, 456393), (49, 391194), (63, 304262), (98, 195597), (103, 186102), (126, 152131), (147, 130398), (206, 93051), (211, 90846), (294, 65199), (309, 62034), (422, 45423), (441, 43466), (618, 31017), (633, 30282), (721, 26586), (882, 21733), (927, 20678), (1266, 15141), (1442, 13293), (1477, 12978), (1854, 10339), (1899, 10094), (2163, 8862), (2954, 6489), (3798, 5047), (4326, 4431)]