19800108

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8209}}^1$

素因数の和:8286

約数の個数: 36

約数和(自身を含む): 50803480

約数和(自身を除く): 31003372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8209, 16418, 24627, 32836, 49254, 73881, 98508, 147762, 295524, 550003, 1100006, 1650009, 2200012, 3300018, 4950027, 6600036, 9900054, 19800108]

約数ペア:

[(1, 19800108), (2, 9900054), (3, 6600036), (4, 4950027), (6, 3300018), (9, 2200012), (12, 1650009), (18, 1100006), (36, 550003), (67, 295524), (134, 147762), (201, 98508), (268, 73881), (402, 49254), (603, 32836), (804, 24627), (1206, 16418), (2412, 8209)]