19205844

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 52859520

約数和(自身を除く): 33653676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 89, 98, 147, 178, 196, 267, 294, 356, 367, 534, 588, 623, 734, 1068, 1101, 1246, 1468, 1869, 2202, 2492, 2569, 3738, 4361, 4404, 5138, 7476, 7707, 8722, 10276, 13083, 15414, 17444, 17983, 26166, 30828, 32663, 35966, 52332, 53949, 65326, 71932, 97989, 107898, 130652, 195978, 215796, 228641, 391956, 457282, 685923, 914564, 1371846, 1600487, 2743692, 3200974, 4801461, 6401948, 9602922, 19205844]

約数ペア:

[(1, 19205844), (2, 9602922), (3, 6401948), (4, 4801461), (6, 3200974), (7, 2743692), (12, 1600487), (14, 1371846), (21, 914564), (28, 685923), (42, 457282), (49, 391956), (84, 228641), (89, 215796), (98, 195978), (147, 130652), (178, 107898), (196, 97989), (267, 71932), (294, 65326), (356, 53949), (367, 52332), (534, 35966), (588, 32663), (623, 30828), (734, 26166), (1068, 17983), (1101, 17444), (1246, 15414), (1468, 13083), (1869, 10276), (2202, 8722), (2492, 7707), (2569, 7476), (3738, 5138), (4361, 4404)]