18630412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 17657588

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 79, 107, 116, 158, 214, 316, 428, 551, 1102, 1501, 2033, 2204, 2291, 3002, 3103, 4066, 4582, 6004, 6206, 8132, 8453, 9164, 12412, 16906, 33812, 43529, 58957, 87058, 117914, 160607, 174116, 235828, 245137, 321214, 490274, 642428, 980548, 4657603, 9315206, 18630412]

約数ペア:

[(1, 18630412), (2, 9315206), (4, 4657603), (19, 980548), (29, 642428), (38, 490274), (58, 321214), (76, 245137), (79, 235828), (107, 174116), (116, 160607), (158, 117914), (214, 87058), (316, 58957), (428, 43529), (551, 33812), (1102, 16906), (1501, 12412), (2033, 9164), (2204, 8453), (2291, 8132), (3002, 6206), (3103, 6004), (4066, 4582)]