19091556

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1361

約数の個数: 72

約数和(自身を含む): 54110784

約数和(自身を除く): 35019228

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1303, 1332, 1628, 2442, 2606, 3663, 3909, 4884, 5212, 7326, 7818, 11727, 14333, 14652, 15636, 23454, 28666, 42999, 46908, 48211, 57332, 85998, 96422, 128997, 144633, 171996, 192844, 257994, 289266, 433899, 515988, 530321, 578532, 867798, 1060642, 1590963, 1735596, 2121284, 3181926, 4772889, 6363852, 9545778, 19091556]

約数ペア:

[(1, 19091556), (2, 9545778), (3, 6363852), (4, 4772889), (6, 3181926), (9, 2121284), (11, 1735596), (12, 1590963), (18, 1060642), (22, 867798), (33, 578532), (36, 530321), (37, 515988), (44, 433899), (66, 289266), (74, 257994), (99, 192844), (111, 171996), (132, 144633), (148, 128997), (198, 96422), (222, 85998), (333, 57332), (396, 48211), (407, 46908), (444, 42999), (666, 28666), (814, 23454), (1221, 15636), (1303, 14652), (1332, 14333), (1628, 11727), (2442, 7818), (2606, 7326), (3663, 5212), (3909, 4884)]