2196172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 4596480

約数和(自身を除く): 2400308

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 71, 74, 76, 142, 148, 209, 284, 407, 418, 703, 781, 814, 836, 1349, 1406, 1562, 1628, 2627, 2698, 2812, 3124, 5254, 5396, 7733, 10508, 14839, 15466, 28897, 29678, 30932, 49913, 57794, 59356, 99826, 115588, 199652, 549043, 1098086, 2196172]

約数ペア:

[(1, 2196172), (2, 1098086), (4, 549043), (11, 199652), (19, 115588), (22, 99826), (37, 59356), (38, 57794), (44, 49913), (71, 30932), (74, 29678), (76, 28897), (142, 15466), (148, 14839), (209, 10508), (284, 7733), (407, 5396), (418, 5254), (703, 3124), (781, 2812), (814, 2698), (836, 2627), (1349, 1628), (1406, 1562)]