19238418

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{4003}}^1$

素因数の和:4103

約数の個数: 32

約数和(自身を含む): 43243200

約数和(自身を除く): 24004782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 4003, 4806, 8006, 12009, 24018, 36027, 72054, 108081, 216162, 356267, 712534, 1068801, 2137602, 3206403, 6412806, 9619209, 19238418]

約数ペア:

[(1, 19238418), (2, 9619209), (3, 6412806), (6, 3206403), (9, 2137602), (18, 1068801), (27, 712534), (54, 356267), (89, 216162), (178, 108081), (267, 72054), (534, 36027), (801, 24018), (1602, 12009), (2403, 8006), (4003, 4806)]