19031688

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20333}}^1$

素因数の和:20358

約数の個数: 48

約数和(自身を含む): 55511820

約数和(自身を除く): 36480132

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20333, 40666, 60999, 81332, 121998, 162664, 182997, 243996, 264329, 365994, 487992, 528658, 731988, 792987, 1057316, 1463976, 1585974, 2114632, 2378961, 3171948, 4757922, 6343896, 9515844, 19031688]

約数ペア:

[(1, 19031688), (2, 9515844), (3, 6343896), (4, 4757922), (6, 3171948), (8, 2378961), (9, 2114632), (12, 1585974), (13, 1463976), (18, 1057316), (24, 792987), (26, 731988), (36, 528658), (39, 487992), (52, 365994), (72, 264329), (78, 243996), (104, 182997), (117, 162664), (156, 121998), (234, 81332), (312, 60999), (468, 40666), (936, 20333)]