19212816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 57202688

約数和(自身を除く): 37989872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 211, 271, 336, 422, 542, 633, 813, 844, 1084, 1266, 1477, 1626, 1688, 1897, 2168, 2532, 2954, 3252, 3376, 3794, 4336, 4431, 5064, 5691, 5908, 6504, 7588, 8862, 10128, 11382, 11816, 13008, 15176, 17724, 22764, 23632, 30352, 35448, 45528, 57181, 70896, 91056, 114362, 171543, 228724, 343086, 400267, 457448, 686172, 800534, 914896, 1200801, 1372344, 1601068, 2401602, 2744688, 3202136, 4803204, 6404272, 9606408, 19212816]

約数ペア:

[(1, 19212816), (2, 9606408), (3, 6404272), (4, 4803204), (6, 3202136), (7, 2744688), (8, 2401602), (12, 1601068), (14, 1372344), (16, 1200801), (21, 914896), (24, 800534), (28, 686172), (42, 457448), (48, 400267), (56, 343086), (84, 228724), (112, 171543), (168, 114362), (211, 91056), (271, 70896), (336, 57181), (422, 45528), (542, 35448), (633, 30352), (813, 23632), (844, 22764), (1084, 17724), (1266, 15176), (1477, 13008), (1626, 11816), (1688, 11382), (1897, 10128), (2168, 8862), (2532, 7588), (2954, 6504), (3252, 5908), (3376, 5691), (3794, 5064), (4336, 4431)]